Negative reinforcement: refers to the occurrence of a behavior, with which the stimulus is removed or the intensity of the stimulus decreases, leading to an increase in the behavior,. Which of the following are negative reinforcements: (). ['A woman who is driving in the rain is holding an umbrella.', 'Salsa snores at the table, and her mother immediately looks at her angrily.', 'Qin Qin listened carefully during the class, the teacher praised her, Qin Qin listened more carefully.', 'Bicycles are paid on a piece-by-piece basis, and workers assemble more bicycles per day.']