72) Refer to the above diagram, where Ed and D1 are the domestic supply and demand for a product and PC is the world price of that product. With a PcPt per unit tariff, the quantities sold by foreign and domestic producers respectively will be: a. :12 and x. b. xv and X2. c. X and x2. d. wy and w. 73) Refer to the above diagram1 where 5.1 and Dd are the domestic supply and demand for a product and PC is the world price of that product. With a PcPt per unit tariff, per unit revenue received by domestic and foreign producers respectively will be: a. Pc and Pa. b. Pa and PC. c. Pit and Pt. d. Pt and PC. 74) Refer to the above diagram1 where Sd and Dd are the domestic supply and demand for a product and PC is the world price of that product. With a per unit tariff of PoPt, the total amount of tariff revenue collected on this product will be: a. PEP, times wy. b. PcPa times X. c. PcPt times wy. d. PcP't times 2