Zhenyu, a manager at Finertech Inc, needs to inform an employee who reports to him that he was not considered for a promotion. He intends to use a channel of communication that will allow him a great degree of control over his message. In this scenario, which of the following channels of communication should Zhenyu use?​
A) ​A written channel
B) ​A visual channel
C) ​A nonverbal channel
D) ​A kinesic channel