DO oo Thelen's inventory records show the following data at January 31: Beginning inventory Jan. 1 110 units at $9 per unit Jan. 10 purchase 310 units at $12 per unit Jan. 22 purchase 110 units at $13 per unit At January 31, 240 units are still on hand. What is the cost of the ending inventory at January 31 if Thelen uses the LIFO method? 000 1000 O A $2,680 B. $3,120 OC. $2,160 D. $2,550 0