Which of the Following Sleep Disturbances Has the Correct Description

Which of the following sleep disturbances has the correct description?

A) hypersomnolence disorder----------a failure of normal muscle paralysis, leading to violent actions during REM sleep
B) nightmare disorder-------------------repeated occurrence of night terrors that significantly disturb sleep
C) insomnia------------------------------difficulty in staying asleep and not feeling rested after sleeping
D) REM sleep behavior disorder------sudden, irresistible daytime sleep attacks that last from a few minutes to a half hour