<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>
In the book Peter is about to be left alone in Vola's house. I think he will try and escape, because he really wants to find Pax with nothing to slow him down.