单项选择题
A.Conceptual estimate B.Order of magnitude estimate C.Preliminary estimate D.Bottom-up estimat
A.It is a time phased budge B.To measure disbursements, a spending plan can be used as a cost-baselin C.It is used to measure and monitor project performanc D.All projects have one cost baselin
A.reduce the probability of scope changes B.increase the probability of scope changes C.reduce the probability of a cost overrun D.increase the probability of a cost overrun