A project team delivers a system in its pilot phase, and the customer identifies an issue that affects the end users. After the project team works on the issue for a week, the customer informs the project manager's supervisor that the issue is not being addressed
and requests immediate action.
What should the project manager do next?


A. Review the project register and take appropriate action.
B. Review the Perform Integrated Change Control process and take appropriate action.
C. Review the quality management plan and take appropriate action.
D. Review the communications management plan and take appropriate action.