Richard Wants to Prove That He Is Diligent and Reliable

Multiple Choice

Richard wants to prove that he is diligent and reliable. What is the best advice you can give him?

A) Put all focus on his job and avoid volunteering his services to a worthy community or charity group.
B) Avoid apologizing for any errors.
C) Honor his commitments and keep promises.
D) Avoid any interaction with coworkers so that he stays focused on his job.