DBC is a manufacturing company specializes in indoor furniture. They have incurred the following costs during the month of January: Timber $ 25.000 Paint $ 5.000 Glue $ 500 Wages-assembly personnel $ 20,000 Wages-factory supervisor $ 3.500 Factory cleaner's wages $ 2,000 Sales commissions $ 10,000 Administrative staff salaries $ 4.000 Depreciation-factory equipment $ 3,000 Depreciation-sales office equipment $ 1,000 Utilities, insurance-factory $ 6.000 Utilities, insurance-sales office $ 2.000 Advertising $ 8,000 Total costs $ 90,000 The product costs are: O a. $90,000. O b. $83,000. O c. $75,000. O d. $65,000. O e. Some other amount not listed here. Clear my choice