Georgia- Pacific is a manufacturer of paper, lumber, and building material products. Classify each of Georgia-Pacifics costs below as either an inventoriable product cost (direct or indirect) or a period cost (selling or administrative) and also as either a variable or a fixed cost.

2. Lease payment on the administrative headquarters

3. Salaries of scientists in Georgia-Pacifics Research & Development Division studying ways to speed forest growth.

4. Cost of new software to track inventory during production

5. Salaries of Georgia-Pacifics top executives

6. Life insurance for the CEO

7. Cost of chemical applied to all lumber produced to inhibit mold from developing

8. Depreciation on the equipment used to manufacture gypsum boards in the building materials manufacturing plant

9. Wages and benefits paid to assembly-line workers in the paper manufacturing plant

10. Salaries paid to quality control inspectors in the building materials manufacturing plant

11. Repairs and maintenance on factory equipment in the paper manufacturing plant

12. Commissions paid to Georgia-Pacific sales and marketing staff