A mental disorder in which the individual is self-absorbed is:

A) autism.
B) apathy.
C) agoraphobia.
D) mania.

Autism

A neurodevelopmental disorder characterized by difficulties in social interaction, verbal and non-verbal communication, and repetitive behaviors.

Self-Absorbed

Excessively preoccupied with oneself and one's own needs, often at the expense of others.

Apathy

A lack of interest, enthusiasm, or concern, often manifesting as a symptom in various mental health conditions such as depression.