uppose that Van and Amy are the only consumers of ice cream cones in a particular market. The following table shows their monthly demand schedules: Price Van's Quantity Demanded Amy's Quantity Demanded (Dollars per cone) (Cones) (Cones) 1 8 16 2 12 3 8 4 ON A 5 On the following graph, plot Van's demand for ice cream cones using the green points (triangle symbol). Next, plot Amy's demand for ice cream cones using the purple points (diamond symbol). Finally, plot the market demand for ice cream cones using the blue points (circle symbol). Van's Demand Amy's Demand PRICE (Dollars per core) Market Demand 12 16 20 QUANTITY (Cones) Now, suppose that Amy's twin brother, who likes ice cream just as much a Amy, moves to the area, adding another consumer in the market. As a result, there will be a the market demand curve because there will be a change in quantity demanded