I believe that the line from "Helen Grey" which suggests that Helen has an unrealistic sense of herself is the last option - Stoop from your cold height, Helen Grey.
She is giving advice to herself that she should change because nobody will be there for her unless she does that.
C, I think. A looks good, but B is missing a comma.
Answer:
rock and soil to slowly be gained
Explanation:
I had a test question like this and got it right.