All the Following Are Effective Ways to Deal with an Angry

All the following are effective ways to deal with an angry manager except:

A) Complain to co-workers about the manager's behavior.
B) Understand that managers are human too and may get angry sometimes.
C) Try to gain insight into your manager's behavior and your possible role in it.
D) Have a private discussion with your manager in which you state your unhappiness with the angry behavior.