_____ is defined as deficits in general mental abilities and impairment in everyday adaptive functioning, in comparison to an individual's age-, gender-, and socioculturally matched peers.​

A) ​Schizophrenia
B) ​Anhedonia
C) ​Bipolar disorder
D) ​Intellectual disability

Intellectual Disability

is a condition characterized by significant limitations in intellectual functioning and adaptive behavior, manifesting before age 18.

General Mental Abilities

Broad cognitive capabilities, including reasoning, problem-solving, and planning.

Adaptive Functioning

The ability of an individual to effectively manage and respond to the changing demands of their environment.