Exercise 14-5 Classifying manufacturing costs LO C2 Selected costs related to Apple's iPhone are listed below. Identify each cost as either direct materials, direct labor, factory overhead, selling expenses, or general and administrative expenses by selecting the appropriate dropdowns. 1. Quality control supervisor salary 2. Uniforms provided for each factory worker 3. Depreciation on office equipment 4. Display screen 5. Camera 6. Advertising campaigns Maintenance of assembly equipment 8. Wages for retail store worker