Ivan Pavlov initially notice the animals in his original research after conditioning took place that they salivated even when food was not present.
The response was received under a controlled (conditional where applicable) alert.
Synonyms are acquired reflex, conditional response, conditional reflex, conditional response, conditional reflex, conditional response
Ivan Pavlov studied the reflexive flow of saliva in dogs. Pavlov predicted that the dogs would salivate the food that had been placed in front of them.
But he realized that his dogs would start to salivate whenever they heard the footsteps of his helper who was bringing them food.
Therefore, Ivan Pavlov initially notice the animals in his original research after conditioning took place that they salivated even when food was not present. Option D is correct.
learn more about conditioned response, refer:
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