In explaining personality characteristics in humans today, what does evolutionary psychology assume?

In explaining personality characteristics in humans today, what does evolutionary psychology assume? Why are people aggressive, according to evolutionary psychology? What is sensation seeking, and please give some examples. Summarize the basic principles of operant conditioning—that is, how do reinforcement, punishment, and extinction influence the rate of responding? Describe how shaping builds new behaviors? Describe applications of Skinner’s ideas to education? Explain the concept of “generalization.” Explain what is meant by “response hierarchy” and give an example. List the four critical training periods of childhood. Explain what is learned in each stage.