Under which circumstances would the Resourse Manager receive multiple resource requests for the same project or work package? Note: There are 2 correct answers to this question.

Under which circumstances would the Resourse Manager receive multiple resource requests for the same project or work package? Note: There are 2 correct answers to this question.
A . A resource request for a work package may require multiple resources.
B. A project usually consists of multiple work packages, which may require multiple roles.
C. A work package can contain more than one request for the same project role.
D. A resource request can represent multiple project roles that need to be staffed.

Answer: A,C