Exam PgMP topic 1 question 81 discussion

Two project managers in your program, Marcy and Mary, are not agreeing with the scheduling of project resources and they have asked for your help to determine the resolution. They are refusing to speak with each other and each is telling you that the other person is scheduling project resources for the project that are already scheduled to complete the work. In the communication model, what component represents the disagreement of these two project managers and their refusal to speak with each other about a resolution?