Question

Which statement about dreaming is true? A. Dreams usually occur during REM sleep. B. Dreams are always in black and white. C. One dream typically lasts all night. D. Dreams always involve smells and sounds.

Answer 1

A. Dreams usually do occur on our deepest stage of sleep, so therefore, Dreams ^usually^ occur in REM sleep.

Answer 2

Hello!

The answer is A. Dreams usually occur during REM sleep

Why?

Dreams usually occur during REM sleep. REM sleep or rapid eye movement sleep is the fourth sleep stage and most of the dreams occur during this stage. During the REM sleep, the eyes move quickly, in various directions and the brain activity increases, and it's when most of our dreams occur, REM stage usually last about 90 in adults, and it means the 20% of sleep time.