Pleаse fill in the blаnk, using yоur оwn wоrds in the spаce provided. Rasmussen et al. (2024) described two methods for evaluating conditioned reinforcement. In one of those methods, a neutral stimulus is paired with an unconditioned reinforcer. Then, researchers compare responding for a previously mastered responde during extinction with and without the delivery of the neutral stimulus. This is called the method.