Role ambiguity refers to the uncertainty of job role positioning experienced by individuals, including the uncertainty of job responsibilities and work objectives, which often leads to confusion in work flow and underground improvement of work efficiency.
According to the above definition, which of the followings belongs to role ambiguity?
Dr. Zhang holds several positions. He is the director of orthopedics of a hospital. At the same time, he also serves as the vice president of the hospital and the member of the Regional Medical Association. His busy work makes him increasingly haggard