The following information is available for Barnes Company for the fiscal year ended December 31:

Beginning finished goods inventory in units		0
Units produced		4,800
Units sold		4,000
Sales	$	400,000
Materials cost	$	96,000
Variable conversion cost used	$	48,000
Fixed manufacturing cost	$	72,000
Indirect operating costs (fixed)	$	80,000

Cost of goods sold using variable costing is:

A $40,000

B $120,000

C $110,000

D $144,000