please answer for prevention costs and appraisal costs

At the beginning of the year, Devonshire Company initiated a quality improvement program. The program successful in reducing scrap and rework costs. To help assess the impact of the quality improvement program, the following data were collected for the current and preceding years: was Preceding Year $2,400,000 30,000 7,000 48,000 60,000 10,000 36,000 Current Year $2,400,000 48,000 8,000 30,000 48,000 12,000 24,000 Sales Quality training Material inspections Scrap Rework Product inspection Product warranty RRefer to Fioure 14-2. For the current year, prevention costs are what percentage of sales? Appeessod Losts