The statement about melatonin as the chemical that regulates the sleep and wake cycle is the supporting detail. Thus, option D supports the main idea of the passage.
<h3>What is a supporting detail?</h3>
Supporting detail is a statement that includes the data that are well researched and have examples and detailed descriptions that support the central idea that serves the purpose of the essay.
The main idea is the central thought that the passage wants to deliver to its reader and is supported by the details that clarify the idea about the topic.
Here the main idea is about the sleep cycle that is regulated by the hormone melatonin released by the brain. It balances the sleep and the wake cycle of the person and varies with the age. Its release controls the sleep pattern and regulates the best function of the body.
Therefore, the release of melatonin best supports the idea of the passage.
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Explanation:
Surgical robots are not operating independently. Yet, what they are doing is increasingly helping surgeons to operate more effectively. Although the current generation of robots are highly specialized machines, they are still controlled by a highly skilled doctor.
The Puritans disapproved of the Church of England because they felt that it retained the flaws of the Roman Catholic Church. They refused to the rules of the Church of England or to attend its services. The English government targeted the Puritans for persecution in the form of fines and imprisonment.
The answer is A a phone book
