During scope verification you notice that a critical deliverable does not meet its requirements. The customer did not notice it and is about to validate the deliverable. You are worried because the correction can compromise the project schedule. What should you do NEXT?

A. Complete scope verification without correcting the defect. Correct the defect later at a more appropriate time.

B. Correct the deliverable and review the project schedule.

C. Inform the customer.

D. Issue a change request.