The correct answer is (B) General truth; a short pithy maxim; a neatly expressed truth; a terse saying that exemplifies a general truth.

Aphorism comes from French aphorisme, Latin aphorismus, Greek aphorismos (definition).

Examples of use:

• He liked to use aphorisms as a method to impart certain of his beliefs.
• She often cited the aphorism, "God helps those who help themselves."