9. Would an advertising agency use job order or process costing? What about a cell phone manufacturer? a. Advertising agency-process costing; Cell phone manufacturer-process costing b. Advertising agency-job order costing; Cell phone manufacturer-job order costing c. Advertising agency-process costing; Cell phone manufacturer-job order costing d. Advertising agency-job order costing; Cell phone manufacturer-process costing 10. A manufacturing company's management can use product cost information to: a. set prices of its products. b. decide which products to emphasize. c. identify ways to cut production costs. d. do all of the above. 11. For which of the following reasons would David Laugherty, owner of the Laugherty Associates law firm, want to know the total costs of a job (serving a particular client)? a. For inventory valuation b. To determine the fees to charge clients c.For external reporting d.For all of the above