Heath has been the project manager for a multi$-$year global implementation. Unfortunately, one of the sellers with whom the project contracted had failed to meet contractual objectives. After arbitration, the contract is now ready to close properly as legal settlement was achieved. Which tool and technique of the Close Procurement process would Heath employ now to ensure these kinds of vendor performance concerns do not happen in the future?

a

Audit

b

Procurement Management plan

c

Project Performance Appraisal

d

Contract Documentation