Month	Total Maintenance Cost				Production Volume (units)
January	$	1,880			1,750	units
February	$	1,800			1,500	units
March	$	2,200			2,500	units
April	$	2,120			2,250	units
May	$	2,300			2,750	units

Using the high-low method, the monthly fixed component of maintenance cost is:

$1,600.

$1,200.

$1,100.

$1,300.