A manufacturer reports the following for the month: 4,000 direct materials used in production 10,000 direct labor 1,000 advertising 3,000 depreciation on production equipment 2,000 beginning W-I-P 7,000 ending W-I-P Determine cost of goods manufactured for the month.

a. 12,000 b. 13,000 c. 22,000 d. 23,000 e. none of the above