I think it is A) He increased emphasis on the Capulet-Montague conflict.
Answer:
I'll take C.they are potentially destructive
That really depends on the scene. Can you edit your question and then send a message to be to answer it? I could maybe see an attachment and or you could type the stanza you're having trouble with, and I could take a look at it for you. Send a message to me. Hope I helped a little! Bye!