New oil reserves have been discovered in country a. this will have the following effect: a. demand for oil will increase. c. the supply of oil will increase. b. a future shortage will be created. d. the equilibrium price in the future will increase.

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.