Answer:
Behaviorism, behavioral psychology
Explanation:
The contributions of Pavlov, and Skinner formed the behaviorist theory of operant conditioning.
This subfield focuses on creating scientific and objective methods of research on animal and human behavior.
They believe behavior is acquired through conditioning.
The conditioning happens as result of interaction to the environment.
Skinner and Pavlov identified how our responses to stimulus present in the environment tend to shape our actions.
They designed methods to measure changes in behavior, some of the key concepts developer are:
Classical conditioning
Operant conditioning
While Pavlov is widely known for his experiments with dogs and food, Skinner is known for designing the famous operant conditioning chamber, also known as the Skinner Box.