(12) People normally fall asleep at night and wake up in the morning because their internal rhythms and operating naturally. (13) Circadian rhythms are negatively impacted by repeated use of the snooze button, which can contribute feelings of sleepiness during the day and an inability to fall asleep at night. (14) Once that happens, the snooze button becomes even more attractive in the morning.
Which of the following sentences should be added before sentence 12 to help readers effectively?
a. Using the snooze button can have a negative impact on a person's health.
b. Perhaps, more serious, though, is how sleepiness can affect a person's mood.
c. Sleepiness may occur if body's circadian rhythm, or internal body clock, is disrupted.
d. Interfering with natural circadian rhythms is equally distracting.
Answer. a) Using the snooze button can have a negative impact on a person's health.
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