Poe use in order to build suspense in this passage but to--marrow i die, and do-day i would unburden my soul. my immediate purpose is to place before the world, plainly, succinctly, and without comment, a series of mere household events . in their consequences these events have terrified-- have -- tortured --have destroyed me

C) Foreshadowing.

Explanation: Foreshadowing is giving clues of signs of something that will happen in the future, in the given passage of Edgar Allan Poe's "Black Cat", he builds tension and suspense by foreshadowing all the events that he is about to tell, he introduces those events by saying they have terrified him, tortured him and destroyed him, which captures the reader's attention and it starts to develop the suspense.

the audience knows that nora is intentionally failing to dance correctly, but helmer doesnt