Arat in a skinner box is reinforced with a food pellet only if the rat moves close to the lever. next reinforcement is withheld until the rat stands on its hind legs, then until the rat touches the lever, and finally, until the rat presses the lever. this example best
a. latent learning
b. shaping
c. modeling
d. generalization

In a study, people were asked to imagine simple occasions that made them happy and to remember events that made them feel proud about themselves. it was observed that the subjects developed an increasingly positive attitude. these changes are known to be healthy, leading to greater physical activity and reducing unhealthy habits. based on this excerpt, we can conclude that a positive attitude .