The Boxwood Company sells blankets for $31 each. The following was taken from the inventory records during May. The company had no beginning inventory on May 1. Date Blankets Units Cost May 3 Purchase 9 $16 10 Sale 4 17 Purchase 16 $15 20 Sale 6 23 Sale 3 30 Purchase 9 $23 Assuming that the company uses the perpetual inventory system, determine the ending inventory for the month of May using the LIFO inventory cost method. a. $392 O. $575 Oc. $591 O d. $199