Final answer:
The ultimate aim of coaching is to empower coaches to become self-sufficient and coach themselves, aligning with the efficiency goal of scientific management but focusing on personal development.
Step-by-step explanation:
The ultimate aim of coaching is c. To get to the point where the coachees can coach themselves. This goal emphasizes personal development and empowerment, fostering autonomy and self-sufficiency in the coachee. This aligns closely with the principles of scientific management, which also sought to increase the efficiency of workers. However, whereas scientific management focused on the efficiency of work processes, modern coaching aims to develop a person's capacity to address and solve their own challenges in a sustainable way.