ldentify Fixed and Variable Costs Intuit Inc. develops and sells software products for the personal finance market, including popular tles such for this company as either variable or fixed to the number of units produced and sold: a. Packaging costs as Quickbooks and Turbo Tax Classily each of the following costs and expenses c. Property taxes on general offices d. Shipping expenses e. Straight-line depreciation of computer equipment g. Salaries of software developers h. Salaries of human resources personnel i. Wages of telephone order assistants j. Costs of providing online support k. Users' guides