The third one, it’s the most detailed one and actually gives an explanation on the topic
<span>C) :
A colon here is right to set up the quote from the introduction in the sentence. The lead in shows that the writer is about to provide a specific example, not a quote that continues the flow of the sentence. A colon allows the quote to stand alone from the rest of the sentence as an example.</span>
b. It allows the reader to recognize the humor in the poem.