The narrative accompanying a CM-developed construction cost estimate during the design phase should include which...

InCMAA Cost Managementguidelines, the SOP directs that a CM’s cost estimate must be supported by a written narrative documentingall assumptions, clarifications, and qualificationsused in developing the estimate. This provides transparency and establishes a record for future reference.

As stated in the SOP:

“Each estimate shall include a written narrative identifying the basis of the estimate, assumptions made, data sources used, and confirmation of verbal or informal information obtained during the estimate preparation.”

Including means and methods (Option D) is outside the CM’s role, and value management suggestions (Option B) belong in separate analyses. Therefore, the most accurate and compliant answer isA. Written confirmation of verbal data and assumptions made.