After reviewing the monthly project performance report, the project manager when monitoring. And contingency risks, identities the need to implement a contingency plan.What does the project manager need to do?
A、Change the project work breakdown structure to accommodate the implementation of the contingency plan
B、Raise a change request to the project
C、Re-transalpine the project. so that the contingency plant can be executed
D、Raise an issue and escalate to the senior manager