Theme as a literary device presents the topic or main idea of the text, this is normale presented as a single word.
Setting helps us identify the surroundings, time, place and even emotions in a text.
Irony is the contrast between what's expected to be and what it really is.
Allusion makes reference to something or someone that it's easily recognized or known
Taking this in consideration the excerpt "She could see in the open square before her house the tops of trees that were all aquiver with the new spring life." uses Setting as a literary device.
I believe that the answer is c (or the second one from the bottom)
It was the beating of the old man's heart. It's not madness, says the narrator, "but over-acuteness" of his sense of hearing caused by his nervousness, as he says in the opening paragraph of the story. ... The narrator's obsession shifts from the old man's "Evil Eye" to the old man's loudly beating heart.
Answer:
150 million km , 93 miles