The answer your looking for is B.
<span>The purpose of a character foil is to offer a contrast to another character, usually the protagonist. This, thereby, helps deepen the foiled character's personality, since he has something to battle against, to essentially fight for his values and/or methods. Basically, it heightens the characterization of the other character. </span>
Answer:
If you (stay out) in the rain (too long) you get sick
Explanation: This just sounds better to me. I don't know if you need to figure out what words to emphasize but there's my answer
I'm not sure how many errors you are looking for but, this is what I got:
My Father and I, have already several states this month.
I really only see one error. Father should be capitalized because Father is a title of a person. I would also say the "I" should always be capitalized but, it looks like you already got that. Everything else seems ok.