Multiple Choice
What happens if someone stays awake for several days?
A) Alertness decreases steadily throughout the period of wakefulness.
B) Alertness decreases for the first day and then remains steady.
C) Alertness is better in the morning than it was during the previous night.
D) Alertness increases and decreases on an irregular, unpredictable basis.
Correct Answer:
Verified
Correct Answer:
Verified
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