Answer: D. It helps readers understand what the meaning is behind different types of figurative language.
Explanation: Each time you paraphrase something, you are repeating a thought, image, idea, etc., but expressed in a new way; this piece of "new information" about the same topic helps readers figure out the meaning behind other parts of the poem that would otherwise seem more obscure to them.
impossible to subdue or defeat; cannot be overcome
The narrator dies and wants to go back to his previous life but he has to force himself to learn to move on like everyone else