Kasey Anthony Company produces sporting equipment, including basketballs. Identify each of the following costs as direct or indirect if the cost object is a basketball produced by Kasey Anthony.
1. Materials used to produce basketballs.
2. Electricity used in the production plant.
3. Labor used on the basketball production line.
4. Salary of manager who supervises the entire plant.
5. Depreciation on equipment used to produce basketballs.