The answer is A. She takes it so that she can pretend to be dead and they can run away together
D. The question sums up her argument
I say this because she has already listed all of her statements so it can’t be A. It isn’t B. Because all of those things were already stated it can’t be C. Because all of those points ride the same wave as her original points.
Can’t catch my breath is an idiom figurative language. The term refers to a set expression or a phrase comprising of two or more words.