【单选】You are the program manager for a large program in your matrix organization. You need to define when the resources in your program will be brought into the program and then released from the program so that the project managers, operational managers, and your program team can plan accordingly. What program management plan defines when resources are needed, how the resources will be obtained, and how the resources may be released from theProgram?
选项：

A:Procurement management plan
B:Resource management plan
C:Team management plan
D:Schedule management plan