The answer is C. to begin with
Tell me if I'm correct ASAP, just to make sure :D
Hope this helps :)
Explanation: I'm doing it right now, I know that in contrast is not the correct answer, it not comparing and contrasting anything. And I don't think this is D either, D is kind of like, they want something because you made a deal. I'm not sure if you understand. But personally I think it is C.