Job cost sheets show the following information: Job January February March Completed Sold AA2 $2,600 $1,300 February Not sold AA4 4,836 January February AAS 3,250 February March AA3 3,411 $2,320 April Not sold Total $7,436 $7,961 $2,320 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 Finished January February March Process Goods COGS