The business analyst should prioritize US-4007 and US-4009 because they are the most critical work items.
US-4007 is the work item that will allow customers to submit support tickets, and US-4009 is the work item that will allow customer service representatives to view and respond to support tickets. These two work items are essential for the MVP to be functional.
US-4008 is a less critical work item because it will allow customers to track the status of their support tickets.
This work item is important, but it is not essential for the MVP to be functional.
US-4010 is the least critical work item because it will allow customers to rate the quality of customer service.
This work item is important, but it is not essential for the MVP to be functional.
In conclusion, the business analyst should prioritize US-4007 and US-4009 because they are the most critical work items. These two work items are essential for the MVP to be functional.

Explanation
This answer states that following these steps is the process that the BA should follow to draft and finalize the requirements for implementing a new Service Cloud feature for Cloud Kicks. Reviewing information from the discovery means that the BA revisits the information or data that was collected during the discovery phase, such as business goals, stakeholder needs, pain points, opportunities, etc. Asking clarifying questions means that the BA seeks to understand and verify the information or data that was collected, and to resolve any ambiguities or conflicts among them. Drafting requirements means that the BA writes down the statements that describe what the solution must do or have to meet the business goals and stakeholder needs. Refining and confirming requirements means that the BA revises and validates the requirements with the stakeholders, and ensures that they are clear, concise, consistent, and complete. Prioritizing which requirements will be included in the minimum viable product means that the BA determines which requirements are essential or desirable for delivering a solution that provides value to the stakeholders, and which requirements can be deferred or excluded from the scope. References:
https://trailhead.salesforce.com/en/content/learn/modules/salesforce-business-analyst-quick-look/use-user-stories

This answer suggests shadowing as the next step for the BA to uncover the issue and propose a business solution for CK's distribution challenge. Shadowing is a technique where the BA observes how a user performs their tasks in their natural environment. Shadowing helps to gain insights into the user's workflow, challenges, pain points, and opportunities for improvement. References:
https://trailhead.salesforce.com/en/content/learn/modules/salesforce-business-analyst-quick-look/use-shadowing-

A use case is a type of documentation that describes how a user interacts with a system to achieve a specific goal. It is written from the user's point of view and follows a standard format of "A [user role] wants to [goal] by [steps]". A use case helps to capture the user's needs and expectations from the system and provides a basis for developing test cases and acceptance criteria. A BA should use use cases to document how users will interact with the system and what outcomes they expect from it. References:
https://trailhead.salesforce.com/en/content/learn/modules/business-analysis-functional-requirements/write-use-ca This answer points out that the previous VP's requirements may differ from those of the new executive as the largest risk with this approach of using the inherited requirements in lieu of a traditional discovery process for a Sales Cloud implementation. Requirements are statements that describe what a solution must do or have to meet the needs and expectations of the stakeholders or users. Requirements may change over time due to various factors, such as business goals, market trends, customer feedback, or stakeholder preferences. Using the previous VP's requirements without validating them with the new executive may result in a solution that does not align with their vision, strategy, or value proposition. References:
https://trailhead.salesforce.com/en/content/learn/modules/salesforce-business-analyst-quick-look/use-user-stories