The sleep disorder,common in about half of young children,that can occur during any sleep stage is

A) sleepwalking.
B) insomnia.
C) sleeptalking.
D) night terrors.

Sleepwalking

A sleep disorder causing people to get up and walk around during deep sleep, often with no memory of the event.

Night Terrors

A sleep disorder causing feelings of terror or dread, typically occurring during non-REM sleep stages, and often accompanied by screaming, sweating, and confusion upon waking.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or obtaining restorative sleep, leading to daytime impairments.