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.
$3,640.