Explain what the project manager's role is in the procurement process. Choose one of the activities below, explain it, and provide an example of how it is used in contract closure. Documented verification that the output was accepted by the buyer Debriefing the seller on their overall performance Documenting seller's performance (documentation will be used in future source selections when evaluating contractor's past performance) Identifying room for improvement on future contracts Archiving all necessary project documentation Performing a lessons learned review Identifying best practices