The tell-tale heart Does the narrator's opinion of himself in the first paragraph make him sound more or less reliable?

The narrator's opinion of himself in lines one through sixteen makes him seem less reliable because he keeps telling us that he is not mad. We can infer that he is not sane, but insane. He also says, "The disease had sharpened my senses not destroyed, not dulled them."

Explanation:

If helps mark as brainllest

i believe the answer is b.