8. The linear programming model of a transportation problem has one goal a. the maximization of its objective function. b. the minimization of its objective function. c. it depends, sometimes it is maximization and sometimes it is minimization. d. the maximization and minimization of its objective function e. None of the above. 9. Which of the following is the information needed to use the transportation model? a. A list of the sources and each one's capacity b. A list of the destinations and each one's demand c. The unit cost of shipping items from each source to each destination d. All of the above e. None of the above 10. The transportation model method for evaluating location alternatives minimizes total: a. sources b. destinations c. capacity d. demand e. shipping cost