Multiple choice

Indy's work includes teaching students, finding rare artifacts, and then he has to donate them.

  1. artifacts, and donating them.

  2. no change

  3. artifacts and he has to donate them
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A Correct answer
Explanation

To maintain parallel structure, all items in the list must use the same grammatical form. "Teaching" and "finding" are gerunds, so the third item should also be a gerund: "donating".

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