Cost Management Interview Question:

Your project has a medium amount of risk and is not very well defined. The sponsor hands you a project charter and asks you to confirm that the project can be completed within the project cost budget. What is the BEST method to handle this?

A. Build the estimate in the form of a range of possible results
B. Ask the team members to help estimate the cost based on the project charter
C. Based on the information you have, calculate a parametric estimate
D. Provide an analogous estimate based on past history.