Problem: Senior people play a crucial role in the organizational hierarchy, especially in the early phases of organization change. Which of the following statements best describes the importance of executive-level individuals during the initial phases of organizational change? Group of answer choices The involvement of senior people at the top of the pyramid is not essential for the ultimate success of the organization change effort. The role of senior people is confined to the maintenance of the organization's existing state during the early phases of organizational change. Executive-level individuals at the top of the organizational hierarchy are essential to the effort's ultimate success in the early phases of organization change. Senior people are only essential in the later phases of organization change for it to be ultimately successful.