The Machining Department started the current month with a beginning work in process inventory of $25,000. During the month, it was assigned the following costs: direct materials, $80,000; direct labor, $96,000; and factory overhead, 25% of direct labor cost. Also, inventory with a cost of $120,000 was transferred out of the department to the next phase in the process. The ending balance of the Work in Process Inventory account for the Machining Department is: $9,000. $81,000. $105,000. $200,000.