After signing an agreement with a vendor, the project manager notices that the vendor is...

When a vendor suggests changes that could improve the project outcome, it is essential to assess these changes carefully. The project manager should view this as an opportunity for improvement. However, before proceeding, it is crucial to perform a risk analysis to understand the potential impacts on the project, including scope, time, cost, and quality. This approach aligns with the PMBOK® Guide’s emphasis on continuous improvement and risk management as part of project procurement management.