Breanne was walking across campus to her chemistry lab when she noticed an area that had posters displayed and for sale that was not there earlier in the week. This retail format would be an example of a:

Which graph shows the temporary relationship between the aggregate price level and the aggregate quantity supplied? a. long-run aggregate supply curve b. aggregate demand curve c. short-run aggregate supply curve d. point of equilibrium

In e. c. tolman's experiment, some rats were trained to run through mazes for standard food goals, while other rats were allowed to explore the mazes for 10 days without food goals or other rewards. later, when food rewards were placed in a box at the far end of the maze, the previously unrewarded rats reached the food box as quickly as the rewarded rats after only one or two trials. this experiment demonstrated that the rats had the ability to form of their surroundings.

The form the boundary between north and south china. a. himalayan mountains c. change river b. xi river d. qinling shandi mountains