R Question 7 Crane's Staff Junkets has the following inventory information. July 1 5 14 21 30 Beginning Inventory Purchases Sale Purchases Sale 21 units at $88 120 units at $90 78 units 60 units at $100 52 units Assuming that a perpetual inventory system is used, what is the ending inventory on a LIFO basis? O $7040 O $6428 $7260 57538