The following represents the financial information for Domingo Corporation for two months. Sales revenue Costs Process inspection Scrap March April $545,000 $390,000 $ 1,650 $1,970 1,760 1,850 Quality training 19,100. 13,100 Warranty repairs 4,200 5,000 Product testing equipment 6,800 7,200 Customer complaints 2,800 3,500 Rework 17,000 19,000 Preventive maintenance 13,500 9,300 Materials inspection 6,800 4,900 10,300 13,200 Field testing Required: a. Classify these items into Prevention, Appraisal, Internal failure, or External failure costs. b. Calculate the ratio of the prevention, appraisal, internal failure, and external failure costs to sales for March and April. Complete this question by entering your answers in the tabs below. Required A Required B Classify these items into Prevention, Appraisal, Internal failure, or External failure costs. Activity Process inspection Category Scrap Quality training Warranty repairs Product testing equipment Customer complaints: