Suppose that for each firm in the competitive market for potatoes, long - run average cost is minimized at $0.20 per pound when 500 pounds are grown. The demand for potatoes is Q=P10,000. If the long - run supply curve is horizontal, then how many pounds of potatoes will be consumed in total? A. 0 B. 500 C. 50,000 D. 10,000 The above figure shows four ditterent markete with changes in elther the supply curve or the demand curve. Which graph best illustrates the market for computers afier fechnological advances in making computers occur? A. Graph A B. Graph B C. Graph C D. Graph D