The observable evidence of an individual's emotional reaction associated with an experience is called a/an:

A) psychosis.
B) hallucination.
C) affect.
D) apathy.

Affect

A term in psychology referring to the experience of feeling or emotion, which can influence an individual's perception and behavior.

Psychosis

A mental disorder characterized by a disconnection from reality, which might include delusions, hallucinations, and disorganized thought or speech.

Hallucination

A perception of something that is not present or that is incorrectly perceived, usually auditory or visual.