Sleep Research Supports Three of the Statements Listed Below

Multiple Choice

Sleep research supports three of the statements listed below. Which statement is NOT accurate?

A) The amino acid tryptophan promotes the onset of sleep.
B) In cases of insomnia, don't associate your bedroom with wakefulness.
C) The amount of time you spend sleeping is a good criterion of insomnia.
D) It is better to go to bed at about the same time every night and get up at about the same time every morning.