In deciding destiny, I think both are important and play a significant role. Each person's destiny is decided by what he is and what he does; and what every person is to be or do is determined by what he lives for, thinks for, or works for.
I would have to say the answer is D Because it gives reason on why they should wear short sleeves and a light jacket.
If I'm wrong on this i am sorry
All of these could help, but I wouldn't think that is the most logical answer. And sometimes the literal meaning of the poem isn't always what the poet is trying to express. Sometimes there are hidden messages or ideas that the author is trying to convey. I would say your most reasonable answer would be B) understand the meaning of words and their connotations to interpret the poet's figurative language, but all of the above could also very well be your answer.