25. When you prepare your project schedule, you focus on identifying those activities that are on your critical path and that you intend to manage aggressively. As a part of the project schedule, it is also important for you to:

A. Perform level-of-effort estimating for summary activities B. Use the critical chain method to include buffers C. Monitor the Iron Triangle for value and quality of the deliverables D. Ensure each key stakeholder’s project deliverable expectations are met