According to the passage, what does it mean by it's better to be painfully politically correct for a few days than thought of as the office somebody in paragraph 6
A．You'd better insist on a right political principle and don't talk much with others.
B．At beginning, you'd better hold your temper and act properly; most importantly, don't think yourself as a very important person in office.
C．It is good to think of the work in place of others though you don't like it.
D．If something unhappy happens to you, you'd better not tell your colleagues.