I'd like to think it adds a tone of disgust. "Horrible vermin", as in "gross creature."
<span>A. Discovering a quick way to handle a new problem
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Holden doesn't feel bad about leaving the school because school wasn't important to him. ... Holden visited Mr. Spencer because he was a teacher that he liked. He regrets visiting Mr. Spencer because he hated being pointed at for example when Mr. Spencer read his paper in front of Holden