Viren Corporation has provided the following data from its activity-based costing system: Activity cost Pool total Cost total activity Assembly $387,000 250,000 machine-hours Processing $68,510 1,700 orders Inspection $129,117 1,930 inspection-hours The company makes 240 units of product T91H a year, requiring a total of 550 machine hours, 90 orders, and 40 inspection hours per year. The product's direct material cost is $16.98 per unit, and its direct labor cost is $12.09 per unit. According to the activity-based costing system, the average cost of product T91H is closest to ____ per unit. A.$90.81 B.$29.07 C.$75.70 D.$79.66 ***PLEASE SHOW HOW to get the answer***