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(b) The three semiconductor component producer in Kuala Lumpur are coordinated through a central office that facilitates semiconductor component delivery to four company in the region. The cost to ship a standard container of semiconductor component from each producer to each company is shown in the Table Q1(b). Also given are the number of containers available at each producer and the number of containers needed at each company. Table Q1(b): Producer supplies, company demand and shipping cost (RM) To From Producer 1 Producer 2 Producer 3 Demand Company Company 1 2 10 8 11 14 16 11 50 30 Company 3 11 15 18 35 Company Supply 4 11 40 9 55 7 45 25 140 Compute the optimal solution by using the Stepping Stone method. (15 marks)