2. A wholesale company has three warehouses from which supplies are drawn for four retail customers. The company deals single product, the supplies of which at each warehouse are: Warehouse no Supply (Units) Demand Custome 1 20 (Units) 1 15 2 28 2 19 3 17 13 18 The following table gives the transportation costs per unit shipment from each warehouse to each customers Warehouse Customers 1 36 85 6 125 3 4 2 3 839 Determine what supplies to dispatch from each of the warehouse to each customer so as to minimize overall transportation cost