Required:

Classify the following costs as period or traceable costs. if its period cost or traceable cost

Depreciation on office building
Insurance expense for factory building
Product liability insurance premium
Transportation charges for raw materials
Factory repairs and maintenance
Rent for inventory warehouse
Cost of raw materials
Factory wages
Salary to chief executive officer
Depreciation on factory
Bonus to factory workers
Salary to marketing staff
Administrative expenses
Bad debt expense
Advertising expense
Research and development
Warranty expense
Electricity for plant