The Madison Corporation produces three products with the following costs and selling prices: Product A B C Selling price per unit $12 $21 $21 Variable cost per unit 11 13 Contribution margin per unit $5 $ 10 $8 Direct labor hours per unit 1.0 1.5 2.0 Machine hours per unit 4.5 2.0 2.5 If direct labor-hours is the company's production constraint, then the ranking of the products from the most profitable to the least profitable use of the constrained resource is: Il uilell IdUUTIUUIS IS le CUTIpally s UVULLIUIT LUISGEGLICE LE S E products from the most profitable to the least profitable use of the constrained resource is