Which of the Following Is the Best Advice Regarding Workplace

Which of the following is the best advice regarding workplace conversation?

A) To personalize your conversations, always use first names when addressing supervisors, customers, and coworkers.
B) Be courteous and attentive when conversing with managers, colleagues, subordinates, and customers.
C) Bring up controversial topics such as politics or religion as often as possible to show your intelligence.
D) To demonstrate that you are human, feel free to complain about your colleagues, friends, and job when you need to vent.