abbott,inc. has the following cost data for product x: direct materials 35 per unit direct labor 59per unit variable manufacturing overhead 18per unit fixed manufacturing 12,000 per year. calculate the unit product cost using absorption costing and variable costing when production is 600 units, 1000 units, and 1200 units. begin with selecting labels and enter amounts to compute the unit product cost for absorption costing, then variable costing next