Answer:
Description of an annoying habit
Explanation:
Authors let readers get to know a character by revealing their physical appearance, personality, interests, motifs, reaction to their environment, dialogues, habits or behavior. From all the options provided, then, it is the description of an annoying habit the one that would help the reader get to know a character because habits, whether good or bad, are usual manners that reveal us more about the character's personality.
