6. Pens Galore sell their products throughout Canada. They store their products in Dartmouth and Moncton. They have retailers in Peggy's Cove, Niagara Falls, Quebec City and Calgary. The products are shipped via truck to each retailer. Shipping costs are listed below: | Peggy's Cove $120 Quebec City $210 Calgary $345 Supply 500 Dartmouth Niagara Falls $250 $180 400 750 Moncton Demand $205 200 $225 150 $410 500 Formulate an LP model that will help Pens Galore determine how to ship their products at the least cost. 13 points