88 A variance envelope has been established on a project. The envelope goes from +-30% in R&D to +-5% during manufacturing. The reason for the change in thickness of the envelope is because:A. The management reserve has been used up.B. The accuracy of the

题目

88 A variance envelope has been established on a project. The envelope goes from +-30% in R&D to +-5% during manufacturing. The reason for the change in thickness of the envelope is because:

A. The management reserve has been used up.

B. The accuracy of the estimates in manufacturing are worse than the estimates in R & D.

C. Tighter controls are always needed as a project begins to wind down.

D. Of the personal desires of the project sponsor.

E. Of none of the above

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