通过选择性强化和消退使个体学会对条件刺激和与条件刺激相类似的刺激作出不同反应，这一现象是（ )

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32266' and id < 2568703 and id<>'2568703' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32266' and id > 2568703 and id<>'2568703' order by id asc limit 5