In the 1930's and 1940's,Hull and Tolman postulated intervening variables.For Hull,these variables were ____;for Tolman,they were ____.

Question

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According to the question, Hull and Tolman postulated intervening variables in the 1930's and 1940's. Hull believed that these variables were mainly physiological, whereas Tolman believed that they were mainly cognitive. Therefore, the best choice is C, which states that Hull's intervening variables were mainly physiological and Tolman's were mainly cognitive.

In the 1930's and 1940's,Hull and Tolman Postulated Intervening Variables