Tolden Marketing, Inc., a merchandising company, reported sales of $2,862,600 and cost of goods sold of $1,493,400 for December. The company's total variable selling expense was $78,800; its total fixed selling expense was $71,500; its total variable administrative expense was $97,200; and its total fixed administrative expense was $192,200. The cost of goods sold in this company is a variable cost. The contribution margin for December is:

$1,369,500

$2,421,600

$1,193,200

$929,200