Which of these sentences uses metaphor

True or false: a writer uses ellipses to indicate an omission or that something has been left out of a direct quote.

Which of the following will most likely happen if the pancreas does not produce sufficient insulin? blood sugar will decrease because insulin lowers blood sugar when it rises too high. blood sugar will increase because insulin increases blood sugar when it falls too low. blood sugar will increase because insulin lowers blood sugar when it rises too high. blood sugar will decrease because insulin increases blood sugar when it falls too low.

What are the authors purposes in writing its our world too young people who are making a difference