The first step in addressing the situation is to evaluate the communication needs of the stakeholders. This involves understanding the specific requirements and preferences of the key stakeholder who is expressing concerns. By identifying the gaps in the current communication plan, the project manager can make necessary adjustments to ensure that the stakeholder receives the project information in a manner that is clear and satisfactory. This may involve changing the method, frequency, or content of the communications to better align with the stakeholder's expectations and to provide a more accurate representation of the project's status. References: = The approach to evaluate and adjust the communications management plan is supported by best practices in project communication management, which emphasize the importance of monitoring communication effectiveness and making necessary changes to meet stakeholder needs123. Additionally, the Professional in Business Analysis standards highlight the significance of regularly evaluating communication strategies and their alignment with stakeholder requirements45.

In a project team, it's crucial to ensure effective communication and active participation from all team members1. If only a few team members are actively participating during meetings, it can lead to misunderstandings and hinder the project's progress1. One way to address this issue is to use round-robin check-ins during meetings1. This technique ensures that each team member has an opportunity to speak, share updates, and express their views1. It can help to improve communication, foster collaboration, and reduce misunderstandings1. References: 1 The secrets to running project status meetings that work.

Explanation
According to the PMBOK Guide 7th Edition, the resource management plan is a component of the project management plan that describes how the project resources are acquired, allocated, monitored, and controlled.
The resource management plan also includes the resource breakdown structure (RBS), which is a hierarchical representation of the project resources by category and type. The project manager should use the resource management plan and the RBSto identify the impacts of the other projects on the availability and utilization of the shared resources, and to plan accordingly. The project manager should also communicate with the resource managers and the project sponsors of the other projects to negotiate and resolve any resource conflicts or issues. Therefore, the best answer is B. References: PMBOK Guide 7th Edition, pages 15, 16, 57, 58, 59.