When Jeremy first tried heroin, he felt a “rush” of pleasure. However, as the drug wore off, discomfort & strong cravings occurred. So he began to use heroin more often. Now that Jeremy is addicted to...

When Jeremy first tried heroin, he felt a “rush” of pleasure. However, as the drug wore off, discomfort & strong cravings occurred. So he began to use heroin more often. Now that Jeremy is addicted to heroin, he finds that the drug has stopped producing pleasure; but it will end the withdrawal symptoms he now suffers, at least for a while. Jeremy’s experience is best explained by the _____ theory. Drive reduction Opponent-process Yerkes-Dodson Cannon-Bard