How is the Project Initiation Documentation used during the Closing a Project process?

A.
As the basis for comparing the original aim of the project against what was actually achieved

B.
Provides the controls for the final stage of the project

C.
Updated to include relevant lessons from previous projects

D.
Provides the Project Product Description for approval by the Project Board

Explanation:
Reference:http://www.prince2primer.com/refine-the-business-case-and-assemble-the-pid/(last
para on the page)