Accounting homework!

answer these 4 questions and I don't want anything from the internet or outside sources. Use your own words.

1. In what fundamental ways does activity-based costing differ from traditional costing methods such as job-order costing?

2. In order to design an activity based costing system, a cross-functional team should be created. The team includes representatives from each area that will use ABC data such as the marketing, production, engineering, and accounting departments. Why are top management support and cross-functional involvement crucial when attempting to implement an activity-based costing system?

3. “When activity-based costing is used, why do manufacturing overhead costs often shift from high volume products to low volume products” Do you agree with the statement? Why?

4. Provide some examples on unit-level, batch-level, product sustaining-level and facility sustaining level activities