Aversion therapy is a way to help people combine the behavior or symptoms that they want to quit, with some kind of disgusting behavior or punitive stimulus, and achieve the purpose of a or reducing the behavior through the aversion type conditioning. According to the above definitions, Which of the following are aversion therapy:. ['Xiao Wang is fat and still likes to eat chocolate. His friends suggested that he would get tired once and lose interest in chocolate in the future.', "Xiao Zhou is afraid of the sound of a finger scratching the whiteboard. The therapist uses a tape recorder to continuously play this sound all day to reduce Xiao Zhou's fear.", 'Lao Zhao does not like to do housework and drinks, his wife stipulates that as long as he is drunk, he must take care of all the housework the next day.', 'Lao Wu wants to quit smoking. Every time he wants to smoke, he keeps meditating in his heart, "Smoking is unhealthy. ".']