Problem: Tamir, the manager of Diamond Credit Union, is applying the job characteristics model. Tamir just learned that the motivating potential score for his bank's tellers is low. The next thing Tamir should do is Multiple Choice decrease the tellers' responsibilities so they can focus on specific tasks. increase the skill variety and autonomy of the teller position. remove job factors that are causing dissatisfaction. identify which aspects of the tellers' job are not motivating.