Farber Corporation uses a job-order costing system. The information below is from the financial records of the company for last year: Total manufacturing costs $2,500,000 Cost of goods manufactured $2,425,000 Predetermined overhead rate 80% of direct labor costApplied overhead was 30% of total manufacturing costs. The Work in Process inventory at January 1 was 75% of the Work in Process inventory at December 31. The Work in Process inventory at December 31 was: a) $100,000 b) $225,000 c) $75,000 d) $300,000.