I would say C. It's the only one that doesn't try to evaluate something.
Answer: My own accidental cut across the knuckles was a flea-bite. Doctor Livesey patched it up with plaster and pulled my ears for me into the bargain.
Hope this helps! :D
Explanation:
He is saying "compared to this love we share". The whole poem is centered around the supremacy of their love above all else. In the preceding line, he states that she is all states and he is all princes, and that nothing else is. Compared to their divine and regal love, princes are only imitating their greatness with their meager possessions.