Refer to the Scenario Below to Answer the Following Questions

Refer to the scenario below to answer the following questions.
The Perfect Manager (Scenario)
Amy Kwon has proven herself to be an able manager. Her department has a high project completion rate with the highest-quality product and the lowest defects in her division. In addition, she accomplishes this with fewer full-time people than other managers. She performs all the required functions of a manager, but some say that the "secret" of her success is her ability to direct and motivate others.
-The "secret" of Amy's success involves which management function?

A) planning
B) controlling
C) organizing
D) coordinating
E) leading