Stinler Corporation manufactares curtains for retail stores and for indiv chain buys 70% of the curtains produced. The individual customers purchase curtain equal quantities, where the orders are about the same size. Data concerning tim The retail in approx ustomer activity are as follows: Units sold Orders placed 24.000 492 156 3,500,000 225,000 135,000 56,000 Number of sales calls Manufacturing costs Order filling costs allocated Sales force costs alloeated Currently customer-driven costs are assigned to customers based on units sold, a unit-level driver 265,000 Required: A. Assign costs to customers by using an ABC approach B. Determine the selling forder filling and saks force) cost per unit sold for each type of customer