The correct answer is B.
The men know his name before they have been introduced. They have been watching the chase on TV and have been expecting Montag to show up.
They give him a drink that helps him escape the Hound, and the Hound eventually gets someone else, allowing everyone to think it was Montag.
The correct answer would be, A word, phrase, or clausethat seems to refer to or modify an unintended word because of its placement in a sentence.