At About the Age of Four, Erik Began Awakening from Naps

Multiple Choice

At about the age of four, Erik began awakening from naps and in the middle of the night, screaming and disoriented. His condition is

A) a prelude to more serious sleep disturbances, like sleepwalking.
B) a permanent sleep disorder closely related to narcolepsy.
C) a result of childhood sleep apnea.
D) a sleep terror that he will eventually "grow out of."