Listed below are costs of servies provided by an airline company. Consider the cost object to be a flight. Flight attendants and pilots are paid based on hoursof flight time.

Cost	Classifiction
Advertising
2. Beverages served on plane
3. Accounting manager salary
4. Depreciation (straight-line) on plane
5. Fuel used for plane flight
6. Flight attendant wages for flight
7. Pilot wages for flight
8. Aircraft maintenance manager salary