As a Volunteer in a Sleep Experiment,Isaac Was Awakened Each

Multiple Choice

As a volunteer in a sleep experiment,Isaac was awakened each time he entered REM sleep for two nights.On the third night he was allowed to sleep normally.We would expect that REM deprivation would:

A) have no effect on his normal sleeping pattern
B) cause a temporary depression
C) lead to REM rebound on the third night
D) cause him to be irritable for the next few days