In an experiment, a rat receives food when it presses a lever in the presence of a 1100-Hz tone but not in the presence of a 1300-Hz tone. The 1100-Hz tone acts as the _____ while the 1300-Hz tone acts as the _____. A) S^∆; S^D B) S^D; S^∆ C) S^R; S^D D) S^D; S^R

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The Answer of In an experiment, a rat receives food when it presses a lever in the presence of a 1100-Hz tone but not in the presence of a 1300-Hz tone. The 1100-Hz tone acts as the _____ while the 1300-Hz tone acts as the _____. A) S^∆; S^D B) S^D; S^∆ C) S^R; S^D D) S^D; S^R

In an Experiment, a Rat Receives Food When It Presses