I think the answer would be A . category of literature
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.
Each of the following lines from "The Love Song of J. Alfred Prufrock" contains allusion except
A. "I am no prophet—and here's no great matter;"
B. "To say: I am Lazarus, come from the dead,"
C. "No! I am not Prince Hamlet, nor was meant to be;"
D. "I shall wear white flannel trousers, and walk upon the beach."
Read the following lines from "The Love Song of J. Alfred Prufrock."