Steel Fabricating, Incorporated manufactures furniture at its plants in Akron, Greensboro, and Schenectady. The company prepares monthly income statements segmented by plant. These income statements are organized to disclose contribution margin, performance margin, and responsibility margin for each plant, in addition to operating income for the company as a whole. Which of the following should be classified as a common fixed cost? Multiple Choice Salaries of the plant managers Depreciation on the Schenectady factory Property taxes on the Akron factory Salaries of the company's legal staff