MSU ACC 202-Spring 2018 4. Spongebob Co. uses a job costing system. The company's schedule of cost of goods manufactured showed the following amounts for May: $61,000 $26,000 Cost of goods manufactured Cost of direct materials used Cost of direct materials purchased Cost of direct labor ($17 per hour)$27,000 Work-in-process inventory, May 1$4,000 3 $25,000 Manufacturing overhead costs for May amount to $24,000. What is the amount of work-in- process inventory on May 31? A. $20,000 B. $81,000. C. $142,000. D. $16,000