At one time Jimmy was scared of dogs because he was bitten by one. With subsequent repeated exposure to tame dogs in safe settings, however, his fear of dogs has gradually faded. Jimmy's diminishing fear of dogs best illustrates

Question

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The diminishing fear of dogs is a form of extinction, as the fear response is gradually weakening after repeated exposure to the feared stimulus in a safe environment. Delayed reinforcement, spontaneous recovery, and shaping are not applicable in this scenario.

At One Time Jimmy Was Scared of Dogs Because He