Rudy has received a change request from his client. The request will significantly affect the scope of the project, and Rudy doesn't see how he could possibly accommodate the request. To whom should Rudy go to determine whether he should fulfill the request?

A.
Joy, Rudy's colleague, because she has previous experience working with this particular client

B.
Rudy's team members, because they will ultimately be responsible for completing the additional work

C.
Tilda, the project's sponsor, because she is responsible for all major decisions regarding the project's scope

D.
Hank, Rudy's supervisor, because he knows better than anyone what Rudy can and cannot handle