Answer:
D. It helps the reader relate to the narrator's feelings of panic.
The correct pronoun to be used in order to complete the sentence is the pronoun "she". So the complete sentence should be "She was elected to choir office", not the pronoun "it", because the verb "elected" only refers to a person. "It" can't be used to agree with the given verb.
I think it is D. Too much credit use I might be wrong but im pretty sure its D.