The experience of physical pain following discontinued use of a psychoactive drug best illustrates

A) tolerance.
B) withdrawal.
C) disinhibition.
D) dissociation.

Withdrawal refers to the physiological and psychological symptoms that occur when a person stops using a psychoactive drug. Physical pain is a common symptom of drug withdrawal. Tolerance refers to a person needing increasing amounts of a drug to achieve the same effect. Disinhibition refers to a reduction in behavioral inhibition that can occur when a person consumes certain drugs. Dissociation refers to a sense of detachment from one's surroundings or sense of self that can occur in response to trauma or certain drugs.