Schaeffer's manufacturing costing system uses a three-part classification of direct materials, direct manufacturing labor, and manufacturing overhead costs For Specific Date For Year 2017 $ 10 Plant utilities Work-in-process inventory, Jan. 1, 2017 Direct materials inventory, Dec. 31, 2017 Finished-goods inventory, Dec. 31, 2017 Accounts payable, Dec. 31, 2017 Accounts receivable, Jan. 1, 2017 Work-in-process inventory, Dec. 31, 2017 Finished-goods inventory, Jan 1, 2017 Accounts receivable, Dec. 31, 2017 Accounts payable, Jan. 1, 2017 Direct materials inventory, Jan. 1, 2017 4 Indirect manufacturing labor 16 Depreciation-plant and equipment 24Revenues 53 Miscellaneous manufacturing overhead 21 6 359 15 90 5 46 32 45 34 Marketing, distribution, and customer-service costs Direct materials purchased Direct manufacturing labor Plant supplies used Property taxes on plant 40 2