Fred Volunteered for a Sleep Deprivation Study

Fred volunteered for a sleep deprivation study. After he is deprived of sleep for two nights:

A) he is very likely to experience episodes of cataplexy.
B) he will feel refreshed and alert once he gets his ―second wind.‖
C) it is very probable that he will experience disruptions in mood, mental abilities, reaction time, perceptual skills, and complex motor skills.
D) it is very probable that he will develop one of the most common dyssomnias, transient insomnia.