Belle Co. has beginning inventory of 14 sets of paints at a cost of $1.25 each. During the year, the store purchased 6 at $2.00; 7 at $2.50, and 10 at $3.00. By the end of the year, 24 sets were sold. Using the LIFO method, the cost of ending inventory is: O a. $77.00 O b. $16.25 O C. $37.50 O d. $15.00