Question

Which of the following statements about infants and REM sleep is TRUE?

A.

When infants are 3 months old, the amount of time they spend in REM sleep begins to increase.

B.

Most infants spend about 70 percent of their sleeping time in REM sleep.

C.

REM sleep might promote the brain's development in infancy.

D.

Answer

This answer is hidden. It contains 67 characters.