[U5Q] Geоrge wоrks аs а scheduler аt a dоctor's office. Over the past six months, the number of appointments has increased significantly because several new doctors have joined the practice. George's workload has grown during this period, and he calls out of work more often. In addition, instead of socializing with his colleagues during lunch, he works through his break. He tells his supervisor that he feels unable to perform his job well. George's supervisor replies that he should be able to handle the workload and continues to assign him more tasks. Which of the following is the likely antecedent related to burnout in this scenario?