The action most likely to resolve the situation is to use your network of project managers to find another role for the person that allows for a smooth transition and doesn't conflict with your needs.
This is the best course of action because a smooth transition between projects allows for greater motivation in the current project, according to the PMBOK.
Therefore, using your network of project managers to find another assignment and allow for a smoother transition that doesn't conflict with your needs is the most suitable option.
Learn more about project managers here:
https://brainly.com/question/6500846