controlling. 18. Influencing involves: A. Issuing directives. B. Implementing practices to help members of the organization work together. C. Motivating subordinates. D. All of the above. 19. The three schools of management theory include: A. Contemporary, Human Relations, and Human Resource. B. Contemporary, Humanistic, and Contingency. C. Classical, Human Relations, and Entrepreneurial. D. Classical, Human Relations, and Human Resources. 20. The Classical School supports structured management approaches and fiscal incentives for employees. A. True B. False