A or c................................
I would say use for selfish purposes.
Exploit can mean to use a situation so that you get benefit from it, even if it is wrong or unfair to do this. It sounds like in the sentence the movie theatre purposely makes it like that so it will make you want to buy the popcorn more. (since it smells so good haha) It fits the sentence the best.
I would assume your answer choice is that she has an obedient nature. She acts very well behaved, and preppy.
The humor device used here is satire. When using this as a humor device, the narrator mocks someone or something. The lines used are not telling the beauty of the mistress and the speaker of the poem insults her looks. This may be a love poem and shows that the narrator loves the described woman no matter what she looks like.