General Discussion

Post your questions and General discussions here.

contracts MOST risk for the Buyer

Which of the following contracts has the MOST risk for the Buyer

 
A.    Cost plus fixed fee (CPFF) 
B.    Time and Materials (T&M)
C.    Cost plus award fee (CPAF) 
D.    Fixed price (FP) 
 
As per head first it is T&M. But  I choose CPFF. Rita and PMBOK also says the same
 
Can anyone explain this?

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