Don Company has provided the following information about one of its laptop computers:

Date	Transaction	Number of Units	Cost per Unit
1/1	Beginning Inventory	100	$800
5/5	Purchase	200	$900
8/10	Purchase	300	$1,000
10/15	Purchase	200	$1,100

During the year, Lauer sold 750 laptop computers.

What was ending inventory using the LIFO cost flow assumption using the periodic inventory system?

A.) $45,000

B.) $60,000

C.) $55,000

D.) $40,000