Cost drivers and functions. The representative cost drivers in the right column of this table are randomized so they do not match the list of functions in the left column.Requiredassignment material $59$ Function$1.$ Accounts payable$2.$ Recruiting$3.$ Network Maintenance$4.$ Production$5.$ Purchasing$6.$ Warehousing$7.$ BillingRepresentative Cost DriverA. Number of invoices sentB$.$ Number of purchase ordersC. Number of units manufactured