the first one is pop culture, the second one is mythological, i had that question on an exam
The main idea of this poem is that the world is going to end, it could be because of ice or fire.
The purpose of this poem, is to make you think. I personal think that this poem was make to make you think how the world would end.
Sorry if I get any of them wrong,
Answer:
based on my knowledge of the dark ages, I'd have to guess its D) a period marked by lack of knowledge and progress
though I cant be sure cause I cant see the passage the question is referring to