Tomasino's inventory records show the following data at January 31: Beginning inventory Jan. 1 Jan. 10 purchase 90 units at $9 per unit 300 units at $13 per unit 120 units at $14 per unit Jan. 22 purchase At January 31, 210 units are still on hand. What is the cost of the ending inventory at January 31 if Tomasino uses the FIFO method? O A. $2,070 O B. $2,370 O C. $2,850 D. $1,890