Jaliah wants to play with a certain toy, but every time she tries to reach for it, another child pushes her away. This situation, in which Jaliah's goal is blocked, would best be considered an example of:

Participants in Shepard and Metzler's research reported that, to decide whether the

geometric shapes were identical, they a. compared the numbers of blocks in each shape. b. estimated the number of steps that would be required in order to alter one of the shapes to make it identical to the other. c. alternately close one eye then the other to see if the images looked different. d. rotated an image of one of the shapes in their heads. e. imagined what each shape would look like if it was rotated 90 degrees.

Which of the following is NOT a central idea of evolutionary social psychology?

a. Both biological and social influences on behavior are important. b. Individual differences in behavior reveal the influence of evolutionary adaptation. c. Many evolved psychological mechanisms involve our ability to relate in a group. d. Many human tendencies are adaptive responses to specific problems faced by our ancestors.