I believe allusion is a type of figurative language hope this helps :)
The poetic device being used in the passage is: C. Heroic couplet. Hope that helps.
Although they are telling true stories, narratives aim to bring the events to life for readers, making it three-dimensional as opposed to simply stating the facts. By contrast, informational texts focus solely on teaching the audience the most essential facts about a topic.
Simple, It is a figure of speech where an object, person, or situation has another meaning other than its literal meaning. So for an example in the hunger games series the mockingjay pin or the mockingjay itself would be symbolism in literature. <span />