A company purchased 100 units for $30 each on January 31. It purchased 150 units for $25 on February 28. It sold a total of 150 units for $50 each from March 1 through December 31. If the company uses the weightedminusaverage inventory costing method, calculate the amount of ending inventory on December 31. (Assume that the company uses a perpetual inventory system.)

A.

$2,700

B.

$6,750

C.

$4,350

D.

$2,900