this is a transportation problem

Part 4 Questions 8,9. [Video-41 Consider the Transportation problem. An international distribution company of containers has operated a warehouse in Manila to service customers between the Asian continent and the North American continent for the past four years. Lian Able, VP of logistics, calls the planning meeting to order and begin discussion on the transportation plans to respond to recent changes in unit costs due to cost adjustments within the different countries. The unit costs of shipping from each source warehouse to each destination customer site, the capacity in thousands) of the warehouses, and the demand in thousands of the destination sites are given in the table. Unat Shipping Costs Tokyo Vancouver $21.00 Seattle $20.00 San Francisco I $17.00 Los Angeles $28.00 Demand 230 Customers Shanghai Hong Kong 52.00 526.00 $22.00 $21.00 $14.00 S15.00 $27.00 20.00 320 300 Capacity 240 220 Warehouses 230 210 Question 8. What is the minimun total shipping cost in thousands that satisfies the requirements? (A) $18330 (B) S12890 (C) $11900 (D) $17310 (E) none of the above Question 9. Which warehouse did not ship all its capacity? (A) San Francisco (B) Vancouver (C) Los Angeles (D) Seattle (E) none of the above