There are too many to list here, but I think you can find the answer by simply looking it up on google. c: Wikipedia might not be the most reliable source, but it has an extensive list of all of Frost's poems.
Answer:
B. With a lot of passion
I would say that the best theme to address those key points listed, would be: A. Feeling hopeless is unreasonable when faced with challenges. In other words, we shouldn't feel as if the end of that world is at hand, just because challenges and tests come our way. That is to be expected. Hope that helps.
Answer: “Our”
Explanation: A possessive pronoun is a pronoun indicating possession, for example mine, yours, hers, theirs. (In this case, it’s the word “ours”)
