Supporting details can do all of the enlisted options except introduce the main idea. Supporting details are there to support the main idea, so of course they cannot introduce it. They are the result of the main idea, not its creator.
The correct sentence is:
Each person’s brain develops and forms new connections, but it is not aware of these changes.
The antecedent of the pronoun "it" is "each person’s brain".
The statement best explains the simile in this excerpt is option C which is Cyclops’ effort to move the stone is compared to a simple task, showing his strength.
<h3>What is simile?</h3>
Simile is a type of figure of speech that uses as or like to make comparison between two objects or individual in a sentence. There is comparison on the efforts applied to achieve the task.
Therefore, The statement best explains the simile in this excerpt is option C because there is comparison about cyclops efforts and the things he performed to accomplish the task.
Learn more about simile below.
brainly.com/question/273941
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Below is the excerpt gotten from brainly website.
This excerpt belongs to The Odyssey. The plot:
"Ten years have gone since the fall of Troy, and the Greek legend Odysseus still has not come back to his kingdom in Ithaca. An expansive and rambunctious horde of suitors who have to invade Odysseus' royal residence and looted his territory keep on pursuing his significant other, Penelope. She has stayed reliable to Odysseus. Sovereign Telemachus, Odysseus' child, needs frantically to toss them out yet does not have the certainty or experience to battle them. One of the suitors, Antinous, plans to kill the youthful ruler, disposing of the main restriction to their domain over the royal residence."
I believe D is the correct one. not sure though