What event from "the black cat" seem to prove the wifes supersition about cats to be correct

D. The house burns to the ground the day after the narrator kills the first cat. The day after the narrator killed the cat by hanging it from one of the beams of their cellar, their house burned to the ground. They were sleeping when their neighbors’ cries woke them up only to find out that their house is on fire.

i believe it is d.) previous creature

impartial means: treating all rivals or disputants equally; fair and just.

i would say that impartial is agreeing with something, because impartial means to treat your rivals, arguments, and reasoning equally and fair. so if you rival says something, agreeing on it means you did the impartial.