Lie Around Furniture manufactures two products Couches and Beds The following data are available Sales price Variable costs Couches $500.00 $400.00 Beds $730.00 $405 00 The company can manufacture either two couches per machine hour or one bed per machine hour. The company's production capacity is 10,000 machine hours per month What is the contribution margin ratio for Couches? O A. 18% OB. 44.52% OC. 20% OD. 25%