"The Adventure of the Mysterious Picture.
The expression was that of agony-the agony of intense bodily pain; but a menace scowled upon the brow, and a few
sprinklings of blood added to its ghastliness. Yet it was not all these characteristics-it was some horror of the mind,
some inscrutable antipathy awakened by this picture, which harrowed up my feelings.
What technique does Irving use to build suspense in the excerpt?

Excerpt from an enemy of the people henrik ibsen mrs. stockmann. (turns to the hall door, listening.) i expect that is mr. hovstad coming. billing. very likely. (peter stockmann comes in. he wears an overcoat and his official hat, and carries a stick.) peter stockmann. good evening, katherine. mrs. stockmann (coming forward into the sitting-room). ah, good evening--is it you? how good of you to come up and see us! peter stockmann. i happened to be passing, and into the dining-room). but you have company with you, i see. mrs. stockmann (a little embarrassed). oh, no--it was quite by chance he came in. (hurriedly.) won't you come in and have something, too? peter stockmann. i! no, you. good gracious--hot meat at night! not with my digestion, when peter stockmann enters, what does his physical appearance to reveal about his character?