Which type of stimulus always follows a response?

The type of stimulus that always follows a response is best described as a consequence. In behavioral terminology, a consequence refers to any event or stimulus that occurs after a behavior, which can influence the likelihood of that behavior occurring again in the future. Consequences can serve various functions, such as reinforcing a behavior, punishing it, or serving as neutral feedback, but they are key in the cycle of behavior because they provide the outcome that results from the previous action.

Understanding consequences is fundamental in behavior analysis, as it aids in shaping behavior patterns. Through reinforcement, particularly positive reinforcement, certain behaviors can be encouraged, while through punishment or negative consequences, other behaviors may be discouraged. This understanding forms the basis of many behavior modification techniques used in various settings, including education and therapy. The correct answer aligns with these principles, highlighting the critical role that consequences play following a response.