Waterway Industries uses the periodic inventory system. For the current month, the beginning inventory consisted of 480 units that cost $70 each. During the month, the company made two purchases: 720 units at $73 each and 363 units at $75 each. Waterway Industries also sold 1203 units during the month. Using the average cost method, what is the amount of ending inventory?

A. $26114

B. $27000

C. $86385

D. $87266