Classify the following supplier-related activities as either unit level, order level, or supplier level: 1. Extra machine set-ups due to late receipt of material from supplier.
2. Additional production salaries caused by late delivery of components from a supplier.
3. Damage to production equipment due to faculty materials.
4. Costs of managing the relationship with a supplier.
5. Inspecting material delivered from a supplier.
6. Cost of storing raw materials purchased from a supplier.