HANA company had the following purchases and sales during its first year of operations:

	Purchases	Sales
January:	10 units at $120
February:	20 units at $125
May:	15 units at $130	20 units
September:	12 units at $135
November:	10 units at $140	21 units

On December 31, there were 26 units remaining in ending inventory. Using the perpetual FIFO inventory costing method, what is the value of cost of goods sold? (Assume all sales were made on the last day of the month.)

a.

$8,670.

b.

$3,540.

c.

$5,400.

d.

$5,130.