Yael is a professional who provides advice and encouragement to leaders and managers in relation to their leadership skills. Her approach is very direct, and she strives to help people improve in areas that usually prevent them from attaining further progress as good leaders. She helps leaders in reshaping their image to add value to their skills and professional appearance. In this case, Yael is using a form of leadership development known as _____. a. behavioral role modeling b. a socialization program c. executive coaching d. an action learning program