A Region B Region Sales Cost of goods sold Selling expenses $580,500 220,600 139,300 $709,500 269,600 170,300 Support department expenses: Purchasing Payroll accounting $216,700 144,500 Allocate support department expenses proportional to the sales of each region. Determine the divisional operating income for the A and B regions. For interim calculations, round percentages to two decimal places and all other amounts to the nearest whole dollar. A Region Operating Income Region Operating Income