He uses language because he believes what he did was right. He knew how much Romeo and Juliet loved each other.
One poetic technique used is alliteration exemplified by such phrases as;" lime green on the linden leaves", "burns bronze", "blue Beryl" and "glints gold". "The late September sunshine is a chameleon" is figurative language. Literal language could be "a silver sheen on the kitchen sink", or "burns bronze on the slated rooftop" for example. The alliteration is a sound device as two words starting with the same letter makes pleasant sounds.
I believe it means weakens
The right choice would be D. Premier : Country :: Teacher : school.
Other options doesn't match at all. They are off point, especially A and B.