Find an initial solution to the following transportation problem. The starting solution using northwest-corner method is: a) The total cost of the initial solution developed using the northwest-corner method=$ The starting solution using the intuitive lowest-cost method is: b) The total cost of the initial solution developed using the intuitive lowest-cost method = $ c) The total cost of the optimal solution = $. From Mexico City Detroit Ottawa Demand From Mexico City Detroit Ottawa Demand (Note: You must enter a shipment in every cell, even if the shipment is 0.) To Calgary Los Angeles From Mexico City Los Angeles $6 $17 $20 100 Detroit Ottawa Demand 100 $6 100 $17 $20 $6 To Calgary $18 $13 $10 70 $17 $20 70 Panama City $8 $19 $24 110 70 $18 $13 (Note: You must enter a shipment in every cell, even if the shipment is 0.) To Los Angeles Calgary $10 $18 $13 $10 Panama City Supply $8 140 110 $19 | $24 110 Supply 140 80 60 Panama City Supply $8 140 $19 80 $24 60 80 60