Answer:
Behaviorists, such as B. F. Skinner, believed that:
B. scientific psychology should be limited to studying stimuli, responses, and learning.
Step-by-step explanation:
B. F. Skinner (1904-1990) was an American psychologist who developed behavior analysis. To Skinner and other behaviorists, only observable behavior should be studied. Therefore, they did not believe introspection was a valid means of obtaining information about the mind. Only what could be watched from the outside counted as valuable and trustworthy data. Anything that cannot be scientifically measured, anything subjective, should be disregarded.