Which of the following is an example of a maxim?

A) Always be loyal to your friends.
B) Always watch out for number one.
C) Don't act in a way that will shame your parents.
D) all of these

All three options presented in the question are examples of maxims. Maxims are short sayings or statements that are generally accepted as true and are used as guides for moral behavior. Option A emphasizes loyalty towards friends, while option B emphasizes prioritizing oneself. Option C talks about acting in a manner that will not bring shame to one's family, which is a common cultural value in many societies.