What is the definition of catharsis?

a. the defect of character that brings about the protagonist’s downfall in a tragedy
b. a process in a tragedy in which a character heals, often through a painful realization
c. the final event of extreme misfortune in the dramatic action of a tragedy
d. a difficult choice involving a decision based on values, which challenges one's belief system

B

Explanation:the process of releasing, and thereby providing relief from, strong or repressed emotions so B fits that best "a character heals"

B. a process in a tragedy in which a character heals, often through a painful realization

Explanation:

A cathartic experience is one that gives some type of emotional release. In literature, the character has this release as a result of a painful experience that helps them realize something about themselves. The word comes from the Greeks, it's original meaning purification.

not concrete, existing in thought or as an idea but not having a physical or concrete existence