A project team has failed to deliver on changes the project manager outlined on a call two weeks ago. The project team members indicate they did not remember the contents on the call. Which of the following should the project manager do FIRST to improve the level of awareness of changes to the project schedule?

A. Define the communications plan.
B. Record the missed tasks on the issue log.
C. Provide meeting minutes after each call.
D. Complete a fishbone diagram.