A project manager prepared quantitative assessments of the probable costs required to complete a project and came up with Activity cost estimates. She also prepared some supporting detail for these estimates. Which of the following would not be a supporting detail for cost estimates?
A. Indication of the range of possible estimates (e.g. $5,000 +/- 5%).
B. Indication of the confidence level of the final estimate (ex: 90%)
C. The profit margin that can be expected on the project.
D. Documentation of the basis of the estimates.