The sentence that does not contribute to paragraph unity is:
What is Paragraph Unity?
Paragraph unity occurs when the author's thoughts are in complete harmony. A unified paragraph follows in a logical sequence that anyone can grasp.
In the second sentence, the author simply continued on the conditions that make teens stay out late without the appropriate use of punctuations and conjunctions. This was an inconsistency in the text that disrupted the harmony of the text.
Learn more about paragraph unity here:
https://brainly.com/question/26979598
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