The Major Difference Between Nightmares and Night Terrors Is That

The major difference between nightmares and night terrors is that

A) intense nightmares heighten physiological arousal and extreme anxiety, whereas night terrors do not
B) nightmares can occur with sleepwalking, whereas no sleepwalking occurs during night terrors
C) nightmares occur during REM, whereas night terrors occur during deep sleep
D) nightmares occur during deep sleep, whereas night terrors occur during REM
E) people are unable to remember nightmares, but can remember night terrors