1. Advertising expense
2. Depreciation expense on store equipment
3. Insurance expense on office equipment
4. Interest expense on notes payable
5. Rent expense on office building
6. Salaries of office personnel
7. Salary of sales manager
8. Sales supplies used
Answer:
a. Selling expense, (1), (2), (7), (8)
b. Administrative expense, (3), (5), (6)
c. Other expense, (4)