Brownley Company has two service departments and two operating (production) departments. The Payroll Department services all three of the other departments in proportion to the number of employees in each. The Maintenance Department costs are allocated to the two operating departments in proportion to the floor space used by each. Listed below are the operating data for the current period Production Depts. Payroll Maintenance Milling Assembly $31,500 $88,500 $129,400 81 17,400 Service Depts. Direct costs No. of personnel Sq. ft. of space $22,800 27 27 12,400 The total cost of operating the Milling Department for the current period is (Do not round your intermediate calculations) Multiple Choice $16,680. $19,616. $4,560. $108,065 $106,433