As drug users experience neuroadaptation,they demonstrate signs of

A) REM sleep.
B) a near-death experience.
C) tolerance.
D) hallucinations.

Neuroadaptation

A process by which the brain and body adapt to the effects of drugs or behaviors, often leading to tolerance or dependence.

REM Sleep

A phase of sleep characterized by rapid eye movements, during which dreaming often occurs and brain activity is similar to wakefulness.

Near-Death Experience

A profound psychological event that may occur to a person close to death or in situations of extreme physical or emotional distress.