Listed below are costs of providing an airline service. Classify each cost as (a) either variable or fixed, and (b) either direct or indirect by selecting the appropriate dropdowns. Consider the cost object to be a flight. Flight attendants and pilots are paid based on hours of flight time. Cost Variable or Fixed Director Indirect 1. Advertising 2. Beverages and snacks 3. Regional vice-president salary 4. Depreciation on ground equipment 5. Fuel and oil used in planes 6. Flight attendant wages 7. Pilot wages 8. Aircraft maintenance manager salary 9. Customer service salaries Georgia Pacific, a manufacturer, incurs the following costs. (1) Classify each cost as either a product or a period cost. If a product cost, identify it as direct materials, direct labor, or factory overhead, and then as a prime and/or conversion cost. (2) Classify each product cost as either a direct cost or an indirect cost using the product as the cost object. (Leave no cell blank if there is no effect select "NA- Not a product cost".) Cost by Traceability Period or Product Direct material, Direct labor, or Factory Overhead Prime or Conversion Direct or indirect 1. Factory utilities 2. Advertising 3. Amortization of patents on factory machine 4. State and federal income taxes 5. Office supplies used 6. Insurance on factory building 7 Wages to assembly workers