It is actually A because narrative means a spoken account or a story. It does not have to be rhythmic.
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.
Answer:
So there was this one time that I had a new guy in my class, and he was all dressed up in baggy clothes, and he was mexican, he just had this big trouble maker look on his face, so I just thought that he was a trouble maker. I then started to not like him, and I was just staying away from him. I then got to know him, and he was a very nice guy after all.
Explanation: