Respuesta :
In Pavlov's original experiment, the bell began as a neutral, neutral stimulus and by the end became a conditioned or conditioned stimulus. Multiple choice question. neutral; conditioned.
Pavlov introduced the ringing of the bell as a neutral stimulus. Unconditional stimuli are stimuli that lead to automatic responses. In Pavlov's experiment, food was an unconditional stimulus. An unconditional response is an automatic response to a stimulus.
Bell is a conditional stimulus (CS). This is a stimulus combined with food that ultimately causes the dog to saliva only with the sound of a bell.
The most famous example of classical conditioning was Ivan Pavlov's experiment with a dog that secretes saliva in response to the sound of a bell. Pavlov showed that when the bell rings each time the dog is fed, the dog has learned to associate the sound with food serving.
Learn more about Pavlov's original experiment here: https://brainly.com/question/9239954
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