In the Context of Coaching Employees,which of the Following Tips

In the context of coaching employees,which of the following tips is most likely to help a supervisor in stimulating high-quality performance?

A) Criticize the team members who are not performing well, preferably during team meetings.
B) Be authoritative and dominate meetings so that the team members do not stray from their agenda.
C) Tell employees what to do rather than enabling them to handle a situation as it is a waste of time.
D) Encourage team members by expressing understanding and appreciation of their ideas and feelings.