30 1 pts Southwest's inventory records show the following data at January 31: Beginning inventory Jan. 1 80 units at $9 per unit Jan. 10 purchase Jan. 22 purchase 270 units at $12 per unit 120 units at $13 per unit At January 31, 230 units are still on hand. What is the cost of the ending inventory at January 31 if Southwest uses the FIFO method? $2,070 $2,880 $2,520 $2,150