Explanation
The project manager should discuss the risk response strategies with the stakeholders to handle their expectations. This will help the project manager to align the risk responses with the stakeholder's risk appetite, preferences, and expectations. It will also help the project manager to obtain the stakeholder's support and approval for the risk responses. This is the best way to ensure clear visibility on the project risks and progress.
Adding buffers to the schedule to accommodate risk (option A) is not a good practice, as it may create false expectations and hide the true impact of risk. Ensuring the risk register includes all identified risks (option B) is important, but it is not enough to handle stakeholder expectations. The project manager also needs to communicate the risk register to the stakeholders and discuss the risk responses with them. Developing a communication plan to share updates on risks (option D) is also a good practice, but it is not sufficient to handle stakeholder expectations. The project manager also needs to involve the stakeholders in the risk response planning process and obtain their feedback and approval. References: PMI, The Standard for Risk Management in Portfolios, Programs, and Projects, 2019, p. 97; PMI, A Guide to the Project Management Body of Knowledge (PMBOK Guide), 6th ed., 2017, p. 407.
The project manager should develop a communication plan to share updates on risks (D) to handle stakeholder expectations, especially since the organization has a low risk appetite and stakeholders are very engaged. This approach ensures that stakeholders are regularly informed about the project's risks and progress, addressing their concerns and expectations. This is supported by the PMI's PMBOK Guide, Sixth Edition.

Explanation
If a risk still leaves substantial residual risk after implementing the mitigation strategy, the risk manager should revisit the risk register and redefine the mitigation strategy to reduce the residual risk to an acceptable level.
According to the PMBOK Guide, 6th edition, Chapter 11: Project Risk Management1, an effect of adding the correlation to the Monte Carlo schedule risk analysis model is that it increases the standard deviation of the model. This is because:
Correlation is the statistical relationship between two or more variables. In a schedule risk analysis, correlation can be used to model the dependency between the durations of different activities. For example, if two activities are positively correlated, it means that if one activity takes longer than expected, the other activity is also likely to take longer than expected. Conversely, if two activities are negatively correlated, it means that if one activity takes longer than expected, the other activity is likely to take shorter than expected.
A Monte Carlo schedule risk analysis is a simulation technique that uses random values for uncertain variables, such as activity durations, to generate possible outcomes for the project schedule. The simulation is repeated many times to produce a probability distribution of the project completion date and duration. The standard deviation is a measure of the variability or dispersion of the distribution. A higher standard deviation means that the distribution is more spread out and less predictable.
Adding correlation to the Monte Carlo schedule risk analysis model increases the standard deviation of the model because it introduces more variability and uncertainty to the simulation. Correlated activities can have a cumulative effect on the project schedule, either positively or negatively, depending on the direction and strength of the correlation. This can result in more extreme outcomes for the project completion date and duration, which increase the spread of the distribution and the standard deviation.
References:
PMBOK Guide, 6th edition, Chapter 11: Project Risk Management1
Risk Management Professional (PMI-RMP) Exam Cert Guide2

Explanation
According to the PMBOK Guide, 6th edition, Section 11.6.2.1, Sensitivity Analysis, a sensitivity analysis is a technique that helps to determine which individual project risks or other sources of uncertainty have the most potential impact on project outcomes. A sensitivity analysis can be used to prioritize risks based on their relative effect on the project objectives, such as cost, schedule, quality, or scope. A sensitivity analysis can also help to identify areas where risk response efforts may be most effective. Therefore, the risk manager should perform a sensitivity analysis and determine the correct priority of every identified risk, rather than agreeing with the SME or the project sponsor, or marking every risk with the same or different priority without proper analysis. References: PMBOK Guide, 6th edition, Section 11.6.2.1, Sensitivity Analysis1 The risk manager should perform a sensitivity analysis to assess the impact of each risk on the project objectives. This will help in determining the correct priority of every identified risk, ensuring that resources are allocated effectively and that the most critical risks are addressed first.

Explanation
The risk manager should consult the risks that have materialized and the overall risk profile to analyze the performance of managing the risks, as well as the risks due to the number of claims submitted to the client.
These options provide insights into how well risks are being managed and the potential impact on the project.
The risk manager should consult the risks that have materialized and the overall risk profile, as these are indicators of how well the risk management process is working and how the project is affected by the risks.
The risk manager should also consult the risks due to the number of claims submitted to the client, as these are potential sources of conflict, litigation, and reputation damage that may impact the project objectives and stakeholder satisfaction. References: The Standard for Risk Management in Portfolios, Programs, and Projects, page 83; PMBOK Guide, 6th edition, page 414.

Explanation
According to the PMI Risk Management Professional (PMI-RMP) Handbook1, one of the domains of the PMI-RMP exam is Risk Monitoring and Reporting, which involves tracking identified risks, monitoring residual risks, identifying new risks, executing risk response plans, and evaluating risk process effectiveness throughout the project1. The risk manager of the related project should have reformed the risk monitoring and closing process properly to ensure that the contingency budget is only used for the intended risks and not for other purposes. The risk manager should have also communicated the status and outcomes of the risk activities to the relevant stakeholders, such as the functional manager and the CEO, to avoid any confusion or conflict over the budget allocation1. References: 1: PMI Risk Management Professional (PMI-RMP) Handbook, page 6.
The risk manager should have ensured a more accurate project work plan and budget to prevent the functional manager from requesting to use the project's contingency budget. A well-planned budget would have avoided the shortage in the functional manager's department budget.