A Company Purchased 300 Units for $20 Each on January

A company purchased 300 units for $20 each on January 31. It purchased 200 units for $40 each on February 28. It sold a total of 250 units for $110 each from March 1 through December 31. If the company uses the last-in, first-out inventory costing method, calculate the cost of ending inventory on December 31. (Assume that the company uses a perpetual inventory system.)

A) $10,000
B) $22,500
C) $5,000
D) $250