Spring Trailers' job cost records yielded the following information: (Click the icon to view the job cost information.) Use the dates above to identify the status of each job. Compute the following balances for Spring: a. Work-in-Process Inventory at July 31 b. Finished Goods Inventory at July 31 c. Cost of Goods Sold for July Job Date Total Cost of Job Status of Job at No. Started Finished Sold at July 31 July 31 1 June 21 July 16 July 17 $ 3,500 Sold 2 June 29 July 21 July 26 13,100 Sold 3 July 3 August 11 August 13 6,300 Work in process 4 July 7 July 29 August 1 4,000 Finished goods a. Compute Work-in-Process Inventory at July 31. (If a box is not used in the table, leave the box empty; do not select a label or enter a zero.) Job Cost Total