Month	Total Maintenance Cost				Production Volume (units)
January	$	1,980			1,850	units
February	$	1,800			1,500	units
March	$	2,200			2,600	units
April	$	2,180			2,275	units
May	$	2,300			2,750	units

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

Multiple Choice

• $1,300.

• $1,600.

• $1,200.

• $1,100.