A company had the following purchases during the current year:

January:	10 units at $120
February:	20 units at $125
May:	15 units at $130
September:	12 units at $135
November:	10 units at $140

On December 31, there were 26 units remaining in ending inventory. Using the LIFO inventory valuation method, what is the cost of the ending inventory?

$3,280.

$3,200.

$3,445.

$3,540.

$3,640.