QRC Company is trying to decide which one of two alternatives it will accept. The costs and revenues associated with each alternative are listed below: Alternative A Alternative B Projected revenue $ 62,500 $ 75,000 Unit-level costs 12,500 18,000 Batch-level costs 6,250 12,000 Product-level costs 7,500 8,500 Facility-level costs 5,000 6,250 What is the differential revenue for this decision