Please help with thee three questions.

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Schedule of Activity Costs Quality Control Activities Process audits Training of machine operators Processing returned products Scrap processing (disposal) Rework Preventative maintenance Product design Warranty work Activity Cost $50,500 25,200 17,200 25,000 7,500 27,600 40,200 8,200 22,800 Finished goods inspection From the above schedule of activity costs, determine the external failure costs a. $57,900 Ob. $25,400 c. $83,100 d. $20,320 Schedule of Activity Costs Quality Control Activities Process audits Training of machine operators Processing returned products Scrap processing (disposal) Rework Preventative maintenance Product design Warranty work Finished goods inspection From the above schedule of activity costs, determine the internal failure costs a. $105,500 Activity Cost $49,500 25,800 20,500 24,500 7,200 29,300 45,200 8,100 22,300 $31.700 . $25,360 d. $60,300 Schedule of Activity Costs Quality Control Activities Activity Cost Process audits $48,200 26,800 16,500 25,100 8,600 27,800 40,200 8,700 23,600 Training of machine operators Processing returned products Scrap processing (disposal) Rework Preventative maintenance Product design Warranty work Finished goods inspection From the above schedule of activity costs, determine the appraisal costs Ca. $166,600 b. $113,400 Oc. $71,800 d. $48,200