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AP® Psychology

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Circadian Rhythm

APPSY-YXNN6Q

The change in energy level in a typical person and a varied ability to pay attention throughout the day is largely due to:

A

Amount of REM sleep an individual experiences each night

B

The circadian rhythm of each day

C

The number of carbohydrates consumed each day

D

The amount of time spent in front of a computer each day

E

There is no difference in energy level throughout the day.