Metaphor/D
a figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable.
Answer:
It is preferable to study English in an English speaking country
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.
Learn more about supporting details here:
brainly.com/question/11669714
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