A closeout report is primarily used to

draft the summary of a project plan and the performance efficiency of it.

Explanation:

A closeout report is primarily used to "draft the summary of a project plan and the performance efficiency of it."

Closeout report is a means of preparing an analysis of a project plan, including the result, in which the differences, pros, and cons, are listed out.

It also contains the performance rating or measure to determine the level of success of a project plan.

answer; balance sheets;