Answer: Youths should prioritize community service in preparation for their future.
Step-by-step explanation:
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The controlling idea in the paragraph is that youths should prioritize community service in preparation for their future.
According to the passage, apart from the fact that students are developing their young minds, they should look out for ways that they can contribute to their community.
They should prioritize community service in preparation for their future. The kids who are in service to their neighbors and communities will emerge from high school better prepared when such students are compared to their academic peers.