The correct answer is A: Circadian cycle.
Further Explanation:
The Circadian cycle is also referred to as the Circadian rhythm. This is a daily cycle that the body goes through. They can cause more than naps in a person. Some things that the Circadian cycle can change in a person are;
These rhythms are not only in humans but are found in animals and plants. It is actually the biological clock in the human body that will regulate the Circadian rhythms and keep producing them.
Learn more about the Circadian Cycle at https://brainly.com/question/14160907
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