During a projects execution phase, the customer insists on additions to product requirements.
What should the project manager do first?


A. Communicate the impact of the new additions to the customer.
B. Incorporate the additions into the schedule and submit a revised baseline to the customer.
C. Determine if the additions can be accommodated within the current cost and schedule baseline.
D. Analyze the impact and submit a change request to the change control board (CCB).