The Circultnet Transport Company expanded its shipping capacity by purchasing 150 trailer trucks from a bankrupt competitor. The company subsequently located 50 of the purchased trucks at each of its shipping warehouses in Chariotte, Memphis, and Louisville. The company makes shipments from each of these warehouses to terminals in St. Louis, Atlanta, and New York. Each truck is capable of making one shipment per week. The terminal managers have indicated their capacity for extra shipments. The manager at St. Louis can accommodate 50 additional trucks per week, the manager at Atlanta can accommodate 60 additional trucks, and the manager at New York can accommodate 70 additional trucks. The company makes the following profit per truckload shipment from each warehouse to each terminal, The profits differ as a result of differences in products shipped, shipping costs, and transport rates: The optimal product mix that maximizes profit is where the maximum profit is x1b=x2a=xc=50;$265,000x1b=x3c=50;$160,000x1a=x2a=x3a=50,$265,000x1b=x1c=x2a=x3c=50;$347,500 None of the above