For last year, Lewisburn Manufacturing reported the following: Revenue $420,000 Beginning inventory of direct materials, January 1 22,000 Purchases of direct materials 146,000 Ending inventory of direct materials, December 31 16,000 Direct manufacturing labor 18,000 Indirect manufacturing costs 40,000 Beginning inventory of finished goods, January 1 35,000 Beginning inventory of work in process, January 1 4,000 Ending inventory of finished goods, December 31 36,000 Operating costs 140,000 Ending Inventory of work in process, December 31 110,000 What was Lewisbum's cost of goods manufactured? $144,000 O $110,000 $210,000 $104,000