What factor is vital for the project manager to actively manage in the 'Control Procurements' process to maintain the integrity of contract terms and prevent unauthorized changes?
Focusing on the resolution of claims administration outside the established contractual agreements.
Delegating procurement control to team members who specialize in the topic.
Prioritizing the renegotiation of contract terms to reflect the current progress of project deliverables.
Implementing a structured change control system to manage procurement changes and contract amendments.