Which of the Following Sources of Evidence Would Be Least

Multiple Choice

Which of the following sources of evidence would be least persuasive regarding potential waste and inefficiency on the part of a contractor?

A) The contractor's certification that it has not incurred any waste or inefficiencies.
B) A walk-through of the contractor's manufacturing and development facilities.
C) An examination of the nature of contract expenses incurred.
D) A comparison of contract expenses with those of similar projects.