A guilty conscience is not easily mended
The Answer would be D.
IT is discribing his wings as being frightening, when they are only wings.
The one that would not contribute to the structure of Longfellow’s poem would be repetition of phrases. So, C.
A true friend, someone you can lean on.
Trustworthy, kind, lovely, helpful, hopeful, thoughtful, great, real, strong, and amazing.
Being that there is no options, I gave you a list of things a person like that is.
Hope this helps!
Brainliest is appreciated!:D