You have taken over a project from another project manager. The project seems to be running very smoothly. As the project nears completion, several team members feel they are ready to move on to other projects. Based on past experience, you know that a lot more work is involved in project close-out than people often realize. From your perspective, much work remains to be done, and conflict is starting to arise concerning release criteria. Release criteria should have been addressed in what document?

a. the project management plan

b. the staffing management plan

c. the project organizational chart

d. the communication management plan