Refer to the information given in the preceding problem for Fresno Fiber Optics and two of its custom- ers, Trace Telecom and Caltex Computer. Additional information for six of Fresno's other customers for the most recent year follows: Customer Operating Income Golden Gate Service Associates $71,000 Tele-Install, Inc. (18,000) Graydon Computer Company 60,000 Mid-State Computing Company 42,000 Network-All, Inc . 93,000 The California Group . .6,000 Required: 1. Prepare Fresno Fiber Optics' customer profitability profile for the most recent year. 2. As Fresno Fiber Optics' director of cost management, write a memo to the company's vice president of marketing that will accompany the customer profitability profile. Include a brief explanation of the methodology used and comment on the results