Answer:
The correct answer is Extinction.
Explanation:
The procedure of extinction can be understood as the phenomenon that occurs in either operant conditioning and classical conditioning in which certain conditioned responses stop occurring because the previously conditioned stimulus ceases to be presented with the unconditioned stimulus.
In this particular case, the tone (Previously conditioned stimulus) stops being presented with the food (unconditioned stimulus) until the dog no longer salivates (unconditioned response). This procedure is called Extinction.
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