The answer to your question would be that the literary device that enables readers to have mulitiple interpreations of a word, phrase, or event is the following one: ambiguity. That is, the correct option would be C.
Ambiguity, also known as fallacy of ambiguity, is a word, phrase, or statement which contains more than meaning. These words or statements lead to confusion. For instance, "Yesterday I rode a horse with sunglasses" is ambigous because it can be taken as if the one with the sunglasses was the horse.
Texas V. Johnson was a case in which the supreme court ruled that burning the flag was constitutionally protected by our first amendment rights (freedom of speech)
It is the only line centered around death and the main focus (being the captain) and it's just mostly obvious context clues. Don't stress out the poems, they're easy if you don't think too hard on them.
