answer Classify with explanation

a. Product testing. b. Product recalls. c. Rework labor and overhead. d. Quality circles. m. Returns and allowances arising from poor quality. e. Downtime caused by defects. n. Disposal of defective products. f. Cost of field servicing. o. Technical support to suppliers. g. Inspection of goods. p. Systems development. h. Quality engineering. q. Warranty replacements. i. Warranty repairs. r. Field testing at customer site. j. Statistical process control. s. Product design. k. Net cost of scrap. 1. Depreciation of test equipment. Required: 1. Classify the costs associated with each of these activities into one of the following categories: prevention cost, appraisal cost, internal failure cost, or external failure cost