The following is a partially completed lower section of a departmental expense allocation spreadsheet for Brickland. It reports the total amounts of direct and indirect expenses for the four departments. Purchasing department expenses are allocated to the operating departments on the basis of purchase orders. Maintenance department expenses are allocated based on square footage. Compute the amount of Maintenance department expense to be allocated to Assembly. Purchasing $42,000 Maintenance $24,000 Operating costs No. of purchase orders Sq. ft. of space Fabrication $106,000 15 3,800 Assembly $72,000 5 2,200 Multiple Choice O $8,800. O $12,000. $15,200. o $31,500. $10,500. O