Lauer Corporation uses the periodic inventory system and has provided the following information about one of its laptop computers:

Date	Transaction	Number of Units	Cost per Unit
1/1	Beginning Inventory	300	$1,000
5/5	Purchase	400	$1,100
8/10	Purchase	500	$1,200
10/15	Purchase	300	$1,250

During the year, Lauer sold 1,250 laptop computers. What was ending inventory using the LIFO cost flow assumption?

A. $312,500.

B. $270,000.

C. $312,000.

D. $250,000.