Ladanza Corporation is a wholesaler that sells a single product. Management has provided the following cost data for two levels of monthly sales volume. The company sells the product for $160.00 per unit.

Sales volume (units)	12,700	14,490
Cost of sales	$1,054,100	$1,202,670
Selling and administrative costs	$652,000	$691,380

The best estimate of the total contribution margin when 13,720 units are sold is:

$369,110

$754,600

$868,630

$270,970