Lie Around Furniture manufactures two products: Couches and Beds. The following data are available: Sales price Variable costs Couches $520 $390 Beds $740 405 The company can manufacture either 3 couches per machine hour or 1 bed(s) per machine hour. The company's production capacity is 12,500 machine hours per month What is the contribution margin per machine hour for beds? O A $1,005 OB. $1,340 OC. $335 OD. $1,145