Which detail shows that the author is writing for a young audience? the author uses a very formal tone. the author writes about a young person. the author uses many short sentences. the author writes using adult humor?

The author uses many short sentences.

Explanation:

This is one of the ways in which we can identify that an author is writing for a young audience. When the audience is young, they tend to have had less practice reading. This can lead to them being confused or lost with complex, long sentences. Therefore, author who write for a young audience tend to use many short sentences to help the reader follow the story.

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