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根据经典条件反射作用理论,食物可以诱发狗的唾液分泌反应,则唾液是( )。
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根据经典条件反射作用理论,食物可以诱发狗的唾液分泌反应,则唾液是( )。
A、中性刺激
B、无条件刺激
C、条件反应
D、无条件反应
时间:2021-09-01 22:44
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D
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根据经典条件反射作用理论,食物可以诱发狗的唾液分泌反应,则唾液是( )。
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