The sentence in active voice is OC: Ben dreamed that he won the lottery and spent all of the money on jello.
Active voice emphasizes the performer of the action, with the performer as the subject of the sentence. In active voice, the subject does the action. Let's look at the options:
Option OC is written in active voice because Ben (the performer of the action) is the subject of the sentence, emphasizing who did the action.
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