D is the answer because it modifies Don Quixote
The poem speaks of a giant statue of a great and well-renowned king, but that statue lies destroyed in the sand. It speaks of the king being so famous that even "the mighty" cannot compare with it. And yet, in an ironic twist, this statue is described as a wreck. This implies that death overpowers even great fame and wealth, and the best choice is A.
I want to say the answer is heroic because he did think it would help
Answer is A. It develops a shocking and horrifying image of the narrator's experience followed by his attempts to forget what happens.
As the journey goes on, the narrator describes the places he visits as really obscure and sinister, places where he does not want to be. Time drags and every place looks the same, so he unconsciously wants this images to slip out of his memory.