Boxwood Company sells blankets for $60 each. The following was taken from the inventory records during May. The company had no beginning inventory on May 1. Date Blankets May 3 Purchase Units 5 Cost $20 10 Sale 3 17 Purchase 10 24 20 Sale 6 23 Sale 30 Purchase 3 10. 30 Assuming that the company uses the perpetual inventory system, determine the ending inventory for the month of May using the LIFO inventory cost method. Oa. $324. Ob. $320 Oc. $364 Od. $372