Suppose that Coca Cola and Pepsi are substitutes in consumption. If the price of Coca Cola decreases, then which of the following graphs would be relevant for Pepsi? Mod X A Graph A Graph B Click to view larger image. Graph C B Graph D ** D In a small city, it is not unusual that a single place exists to buy or sell a car. How would we expect the owner of this car dealership to behave? The owner would lower prices on cars because the dealership lacks market power. The owner would lower prices on cars because the dealership has market power. The owner would raise prices on cars because the dealership has market power. The owner would raise prices because the dealership has no market power. The price of cars would be unaffected by the dealership's market power.