A Change Control Board (CCB) is: A. A formally constituted group of stakeholders responsible for ensuring that only a minimal amount of changes occur on the project. B. An informal group that has oversight of project implementation. C. A formally constituted group of stakeholders responsible for reviewing, evaluating, approving, delaying, or rejecting changes to the project, with all decisions and recommendations being recorded. D. The project manager and several key team members working to ensure cost and schedule control during the life of the project.