21. You are working on a project that was proceeding well until a manufacturing glitch occurred that requires corrective action. It turns out the glitch was an unintentional enhancement to the product, and the marketing people are absolutely crazy about its potential. The corrective action is canceled, and you continue to produce the product with the newly discovered enhancement. As the project manager, you know that a change has occurred to the project scope. Which of the following statements is true?

A. Performance measurement baselines might be affected by scope changes.

B. Project scope change uses workarounds to correct unexpected problems with scope change.

C. Project scope change uses inspection to determine whether change has occurred.

D. Project scope changes do not require CCB approval.