Johnny is 8 years old. He likes to play with other little boys, but has no interest in playing with little girls. According to Freud, he is in the ______ stage

A significant difference between phase I and phase II reaching and grasping is

A. the reach and grasp occur simultaneously in phase II B. the infant uses two hands when attempting to contact and acquire an object in phase I C. once the reach has been completed, the child attempts the grasp in phase II D. the reach is visually initiated and visually controlled in phase I

Every time Brandy drops a cricket into the cage of her pet tarantula, Chompers, he begins to salivate. Brandy has gotten in the habit of playing her favorite CD when she feeds Chompers. After several pairings of the cricket and her favorite CD, all Brandy has to do is play the CD and Chompers begins to salivate. In this example, Chompers's salivating to the fresh, wriggling cricket is a(n)

A. unconditioned stimulus. B. conditioned stimulus. C. unconditioned response. D. conditioned response.