When the noise started ______. A: some men started trembling B: what frightened Picciotto most was how loud the noise was C: it remained the same and didn't get louder D: Picciotto felt sure he could escape

‎When the noise started ______.‏ A: some men started trembling B: what frightened Picciotto most was how loud the noise was C: it remained the same and didn't get louder D: Picciotto felt sure he could escape