S Test 2 X Z Figure: The Market for Hamburgers Price of hamburger comman $5.00 ion 4.50 4.00 3.50 3.00 2.50 S1 2.00 1.50 1.00 0.50 D1 0 100 200 300 400 500 600 700 BOO Quantity of hamburgers (per week) W 32. (Figure: The Market for Hamburgers) The figure The Market for Hamburgers shows the weekly market for hamburgers in Moncton. If the price of a hamburger falls from $2.00 to $1.50, the gain in consumer surplus to consumers who are persuaded to buy at the lower price (and who were not buying when the price was $2.00) is equal to: a. $50. 225 b. $75. ()$25. $100