The conclusion that the writer should add to summarize the argument of the passage is: "Hence, more schools should follow the trend of starting later in the morning if they want to see improved test scores, greater attendance numbers, and, most importantly, healthier, happier teens."
<h3>Meaning of a text's conclusion</h3>
The conclusion of a text is the final part of the text where the author summarizes the main ideas of the text.
The text above encourages the opening of schools later to help students enjoy longer hours of sleep. The conclusion beginning with the transition, "hence" aptly summarizes this point.
Learn more about conclusions here:
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Maybe talk about how racial profiling is demoralizing because it breaks the spirit of those affected
