The whole sonnet is, in my opinion, about the fact that this woman does not love the poet - she is hiding her feelings well, and thinking about somebody else. So, the correct answer could be either C or D.
Answer:b
Explanation: heros heed help from others to reach glory
I think it’s B, alliteration, due to the repetitive uses of ‘s’ and ‘f’ (faintly falling, soul swooned, etc.) I’m not positive but I hope this helps some :)