Final answer:
The author's purpose in each passage is to inform, entertain, or persuade.
Step-by-step explanation:
The author's primary purpose for writing each passage can be determined based on the content and tone of the text. Thomas Jefferson was the third president of the United States is written to inform the reader about a historical fact. Hydro-Girl and the other superheroes battled the fierce sea monster is written to entertain the reader with a fictional story. We should pass a new helmet law so bikers and pedestrians will be safer is written to persuade the reader to support a new law for safety reasons.
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