Molly is potty training her daughter, Mia. Every time Mia begins to urinate in her diaper, Molly says the word "bathroom" in the hope that Mia will begin to urinate when she hears this word while sitting on the toilet. Molly's efforts most resemble the studies of

Ivan Pavlov, classical conditioning

Explanation:

Ivan Pavlov was a Russian physiologist. Pavlov theory is a learning which involves pairing a stimulus on condition response. He used this experiment with his dogs.

Pavlov designed an experiment using his dogs.

When he gave food to the dogs, he rang the bell. He repeated this for few times. After he tried to ring the bell without providing food, the result was increase in salivation occurred to the dogs. This is a called condition response.

In the above situation, Molly giving Mia potty training. If Molly says "bathroom" Mia has to sit on the toilet and urinate.

Ivan Pavlov - Russian psychologist known for the idea of classical conditioning