B. human and nature is the conflict
I don't believe that he means it as a threat he really does mean it as an idolization of powerlessness due to the fact that throughout the poem he's using language that you could only expect from someone in a hopeless or powerless situation an de to the fact that the tone is slow and you could say placed in a logical way as to show a sense of powerlessness (hope this helps)
The second sentence, because "sometimes anything" goes with the verb form "beats". "Sometimes anything beats" is more correct than "sometimes anything beat"
it would most likely be D
Explanation: for the wasy the '"aunt" was confused of what musical comprehension was which makes it feel like she is not intrested