1. Describe the term Plantwide Overhead Rate. 2. Describe the term Departmental Overhead Rate. 3. What is Activity-Based Costing? 4. What is the Hierarchy of Activities? Unit-level activities Batch-level activities Product-level activities Facility-level activities 5. What are some of the benefits of using Activity-Based Costing (ABC)? 6. What are some of the limitations of ABC? 7. How does product costing differ between ABC and conventional costing methods (e.g. plantwide overhead)