The long-term pattern of maladaptive behavior caused by the regular use of some chemical or drug is called:

A) tolerance.
B) intoxication disorder.
C) substance use disorder.
D) hallucinosis.

Substance Use Disorder

A medical condition characterized by an uncontrolled use of substances despite harmful consequences, leading to significant impairment.

Maladaptive Behavior

Actions or tendencies that inhibit an individual's ability to adjust healthily to particular situations.

Chemical

Pertaining to substances of matter and their interactions, properties, and reactions, often used in the context of substances affecting the brain or body.