Read the excerpt from "The Tell-Tale Heart.”
TRUE!—nervous—very, very dreadfully nervous I had been and am; but why will you say that I am mad? The disease had sharpened my senses—not destroyed—not dulled them. Above all was the sense of hearing acute. I heard all things in the heaven and in the earth. I heard many things in hell. How, then, am I mad? Hearken! and observe how healthily—how calmly I can tell you the whole story.
Read the excerpt from "The Black Cat.”
I not only neglected, but ill-used them. For Pluto, however, I still retained sufficient regard to restrain me from maltreating him, as I made no scruple of maltreating the rabbits, the monkey, or even the dog, when by accident, or through affection, they came in my way. But my disease grew upon me—for what disease is like Alcohol!—and at length even Pluto, who was now becoming old, and consequently somewhat peevish—even Pluto began to experience the effects of my ill temper.

Which statement best contrasts these two excerpts?
The narrator of the “The Tell-Tale Heart” is horrified by the effects of his disease, but the narrator of “The Black Cat” celebrates the effects of his disease.
The narrator of the “The Tell-Tale Heart” denies that he is suffering from a disease, but the narrator of “The Black Cat” is happy with his disease and all of his actions.
The narrator of “The Tell-Tale Heart” views his disease as a positive thing, but the narrator of “The Black Cat” admits that the disease made him do terrible things.
The narrator of the “The Tell-Tale Heart” is fairly emotionless, but the narrator of “The Black Cat” is suffering from the effects of madness.

The narrator of “The Tell-Tale Heart” views his disease as a positive thing, but the narrator of “The Black Cat” admits that the disease made him do terrible things.

Explanation:

We can feel how the narrator of "The Tell-Tale Heart" boasts about the acuteness of his senses. He even mentions the fact he is able to describe the dreadful events of the short story in a healthy and serene way. In other words, he sees his condition as something positive that made him acquire "super senses".

As for the narrator of "The Black Cat", it is clear he is aware his drinking habits were a key factor for his violent acts. He says that after a while even the pet he cared for at most, Pluto, also became a victim of his out-of-nowhere rage, which is a sign of regret.