Explanation
During the Sprint Review, the stakeholder's role is not to reorder the Product Backlog, but rather to provide feedback and suggestions on the product and the process. Therefore, the answer is false because:
* The Sprint Review is an informal meeting, not a status meeting, and the presentation of the Increment is intended to elicit feedback and foster collaboration. The stakeholders are invited to attend the Sprint Review as observers, participants, or customers, and they can share their opinions, ideas, or requests regarding the product and its features, functionality, quality, value, etc.
* The ordering of the Product Backlog is the sole responsibility of the Product Owner. They order Product Backlog items to best achieve goals and missions. The Product Owner may consider the feedback and suggestions from the stakeholders, as well as other factors such as dependencies, risks, costs, etc., when ordering the Product Backlog. However, they are not obliged to follow or implement them.
* The Product Backlog is not a fixed or final list of requirements, but rather an emergent and dynamic artifact that represents all the possible changes to the product. The Product Owner is accountable for effective Product Backlog management, which includes refining, communicating, and optimizing the Product Backlog items. The Product Owner may update the Product Backlog at any time, not only during the Sprint Review.
References:
* Scrum Guide 2020, page 11: "The ordering of the items in the Product Backlog is the sole responsibility
* of the Product Owner."
* Scrum Guide 2020, page 11: "The Product Owner is accountable for effective Product Backlog management, which includes ... ordering Product Backlog items; and ensuring that the Product Backlog is transparent, visible and understood."
* Scrum Guide 2020, page 15: "The Sprint Review is an informal meeting, not a status meeting, and the presentation of the Increment is intended to elicit feedback and foster collaboration."

Explanation
* The Product Owner is accountable for maximizing the value of the product resulting from the work of the Scrum Team. The Product Owner is responsible for managing and refining the Product Backlog, collaborating with the stakeholders and the Developers, and ordering the items in a way that best achieves goals and missions. The Product Owner represents the interests of everyone with a stake in the product and ensures that the Scrum Team works on the right things at the right time.
* The Developers are accountable for creating a "Done" Increment that meets the Definition of Done each Sprint. The Developers are responsible for planning and executing the Sprint Backlog, designing and building the product functionality, testing and improving the product quality, and delivering a potentially releasable Increment. The Developers work closely with the Product Owner to understand and clarify the Product Backlog items, provide feedback and estimates, and suggest improvements and innovations.
* A Sprint is a timebox of one month or less within which a "Done" product Increment is created. A Sprint consists of the Sprint Planning, Daily Scrums, the development work, the Sprint Review, and the Sprint Retrospective. A Sprint is also a feedback loop that allows the Scrum Team and the stakeholders to inspect and adapt the product and the process.
* The Sprint Goal is a short statement of what the Scrum Team intends to achieve during a Sprint. It provides guidance and direction for the Scrum Team, as well as a basis for inspecting and adapting the product and the process. The Sprint Goal is aligned with the product vision and goals, and it reflects the value and purpose of the Sprint.
* In the middle of a Sprint, if a customer decides that there are two new features she wants, there are two possible ways that a Product Owner could handle this situation:
* Ask the Developers to consider whether they can add these features to the current Sprint without endangering the Sprint Goal: The Product Owner could discuss with the Developers if they have enough capacity and skills to accommodate these new features in their current Sprint Backlog.
The Product Owner could also explain why these features are valuable or urgent for the customer or user. The Developers could then decide if they can or want to add these features to their current work plan, or if they prefer to defer them to a future Sprint. The Developers should not compromise on quality or scope to fit these features in their current Sprint. The Developers should also ensure that these features are aligned with or support the current Sprint Goal.
* Add these features to the Product Backlog: The Product Owner could add these new features to the Product Backlog as new items. The Product Owner could then order these items based on their value, risk, priority, dependency, feedback, or market conditions. The Product Owner could also refine these items with more details or acceptance criteria. The Product Owner could then plan to include these items in a future Sprint, depending on their order and availability.
* The other options are not valid or relevant ways that a Product Owner could handle this situation. They are either too disruptive, impractical, or irrelevant. They are:
* Introduce these features at the next Daily Scrum: This is not a valid way for a Product Owner to handle this situation. The Daily Scrum is an event for the Developers to inspect their progress toward the Sprint Goal and adapt their plan for the next 24 hours. The Daily Scrum is not a status meeting or a reporting session for anyone else. The Product Owner may attend the Daily Scrum as an observer or as an invited participant if theyhave something valuable to contribute or if they
* need some clarification from the Developers. However, introducing new features at this event would be disruptive and inappropriate for both parties.
* Have the Scrum Master add these features to the current Sprint: This is not a valid way for a Product Owner to handle this situation. The Scrum Master is not responsible for adding or removing any work from the current Sprint. The Scrum Master is accountable for establishing Scrum as defined in the Scrum Guide. The Scrum Master is responsible for promoting and supporting Scrum as defined in the Scrum Guide. The Scrum Master does this by helping everyone understand Scrum theory and practice, both within the Scrum Team and the organization.
References:
* Scrum Guide: https://www.scrumguides.org/scrum-guide.html
* Product Owner: https://www.scrum.org/resources/what-is-a-product-owner
* Developers: https://www.scrum.org/resources/what-is-a-developer-in-scrum
* Sprint: https://www.scrum.org/resources/what-is-a-sprint-in-scrum
* Sprint Goal: https://www.scrum.org/resources/what-is-a-sprint-goal
* Daily Scrum: https://www.scrum.org/resources/what-is-a-daily-scrum
* Scrum Master: https://www.scrum.org/resources/what-is-a-scrum-master

Explanation
* The Definition of Done is a formal description of the state of the Increment when it meets the quality measures required for the product. The Definition of Done is used to assess when work is complete on the product Increment.
* The Definition of Done is defined by the Scrum Team, not by the Product Owner alone. The Scrum Team consists of one Product Owner, one Scrum Master, and Developers. They are all accountable for creating a valuable, useful, and potentially releasable product Increment each Sprint.
* The Product Owner is accountable for maximizing the value of the product resulting from the work of the Scrum Team. The Product Owner is responsible for managing and refining the Product Backlog, collaborating with the stakeholders and the Developers, and ordering the items in a way that best achieves goals and missions. The Product Owner represents the interests of everyone with a stake in the product and ensures that the Scrum Team works on the right things at the right time.
* The Developers are accountable for creating a "Done" Increment that meets the Definition of Done each Sprint. The Developers are responsible for planning and executing the Sprint Backlog, designing and building the product functionality, testing and improving the product quality, and delivering a potentially releasable Increment. The Developers work closely with the Product Owner to understand and clarify the Product Backlog items, provide feedback and estimates, and suggest improvements and innovations.
* The Scrum Master is accountable for establishing Scrum as defined in the Scrum Guide. The Scrum Master is responsible for promoting and supporting Scrum as defined in the Scrum Guide. The Scrum Master does this by helping everyone understand Scrum theory and practice, both within the Scrum Team and the organization.
* The Definition of Done may vary from one Scrum Team to another, depending on the context and domain of work. However, it must be consistent within one team. If there are multiple Scrum Teams working on one product, they must share a common Definition of Done. If there is an organizational standard for a Definition of Done, all Scrum Teams must follow it as a minimum.
References:
* Scrum Guide: https://www.scrumguides.org/scrum-guide.html
* Definition of Done: https://www.scrum.org/resources/what-is-a-definition-of-done
* Product Owner: https://www.scrum.org/resources/what-is-a-product-owner
* Developers: https://www.scrum.org/resources/what-is-a-developer-in-scrum
* Scrum Master: https://www.scrum.org/resources/what-is-a-scrum-master

Explanation
It is not true that the Product Owner makes sure the correct stakeholders are invited to the Sprint Retrospective. They might have important instructions for team improvements. This is because:
* The Sprint Retrospective is an event where the Scrum Team inspects how the last Sprint went with regards to individuals, interactions, processes, tools, and their Definition of Done. The purpose of the Sprint Retrospective is to plan ways to improve quality and effectiveness.
* The Sprint Retrospective is an internal event for the Scrum Team only. It is a safe and confidential space where the Scrum Team can openly and honestly reflect on their strengths and weaknesses, and identify actions to improve their performance and collaboration.
* The stakeholders are not invited to the Sprint Retrospective. They do not have a say in how the Scrum Team works or what they should improve. The stakeholders can provide feedback and suggestions to the Scrum Team in other events, such as the Sprint Review or the Product Backlog refinement sessions.
* The Product Owner is a member of the Scrum Team who is accountable for maximizing the value of the product resulting from the work of the Scrum Team. They are responsible for identifying and articulating the Product Goal, which is a long-term objective for the product that guides all the activities of the Scrum Team.
* The Product Owner does not make sure the correct stakeholders are invited to the Sprint Retrospective.
They might have important instructions for team improvements. This would violate the self-management and autonomy of the Scrum Team and undermine their trust and empowerment.
References:
* [Scrum Guide], page 18, section "Sprint Retrospective"
* [Scrum Guide], page 7, section "The Scrum Team"
* [Scrum Guide], page 17, section "Sprint Review"
* [Scrum Guide], page 6, section "Product Owner"
* [Scrum Guide], page 10, section "Product Goal"