Job cost sheets show the following information: Job January February March Completed Sold AA2 $2,700 $1,000 February Not sold AA4 4,840 January February AA5 3,230 February March AA3 3,408 $2,319 April Not sold Total $7,540 $7,638 $2,319 What are the balances in the work in process inventory, finished goods inventory, and cost of goods sold for January, February, and March? Work in Process Finished Goods COGS January February March