Fromme's Frocks has the following machine hours and production costs for the last six months of last year:

Month	Machine Hours				Production Cost
July		15,900			$	12,120
August		14,400				11,700
September		12,400				9,630
October		16,400				12,170
November		15,700				11,737
December		13,000				9,949

If Fromme expects to incur 11,500 machine hours in January, what will be the estimated total production cost using the high-low method?

A. $8,533.84.

B. $19,472.50.

C. $9,058.50.

D. $7,302.50.