Regarding Narcolepsy, Which of the Following Statements Is FALSE

Multiple Choice

Regarding narcolepsy, which of the following statements is FALSE?

A) Emotional excitement, especially laughter, commonly triggers narcolepsy.
B) Many victims of narcolepsy also suffer from cataplexy.
C) People with narcolepsy tend to fall directly into Stage 4 NREM sleep.
D) Narcolepsy is rare, but runs in families, which suggests that it is hereditary.