You are working in a software development project in which specialized resources are required to perform some tasks. You estimate that these resources will be required during the executing phase of the project. However, your estimation fails to account for the fact that these resources will be available for only limited hours in the executing phase. What should you do to make schedule changes based on the limited availability?

A. Communicate to customers and update the baseline B. Update the project schedule C. Update the schedule baseline D. Perform an impact analysis