Thelen's inventory records show the following data at January 31 Beginning inventory Jan. 1 90 units at $7 per unit Jan 10 purchase 320 units at $10 per unit Jan 22 purchase 100 units at $11 per unit At January 31, 220 units are still on hand What is the cost of the ending inventory at January 31 8f Thelen uses the LIFO method? O A $2,420 OB. $1.930 C. $2.060 OD $1.540