Which is MOST APPROPRIATE when estimating costs where the scope is uncertain?

Which is MOST APPROPRIATE when estimating costs where the scope is uncertain?
A . Wait until the scope is certain and then estimate
B . Estimate only those areas where the scope is certain
C . Start with an initial best guess estimate and update it as more information becomes known
D . Develop a cost model and refine the scope to meet the cost model

View Answer

Answer: C