Which of the following activities would happen LAST in procurement management?

Request seller responses occurs early in procurement, after planning and make-or-buy analysis, to solicit bids or proposals.

Perform contract administration is the process of managing the relationship with the seller, monitoring contract performance, making payments, and managing changes throughout the contract lifecycle, ultimately leading to contract closure. This phase continues until the deliverables are accepted and the contract is formally closed, making it the last ongoing activity before final closure.

Perform vendor selection occurs after receiving seller responses and before contract award.

Perform a make or buy analysis is one of the earliest activities in procurement planning, determining whether to acquire externally or produce internally.