Bruce Corporation makes four products in a single facility. These products have the following unit product costs: D $ 23.20 Products B $ 15.20 8.70 2.10 11.20 $ 37.90 A Direct materials $ 19.90 Direct labor 12.20 Variable manufacturing overhead 1.60 Fixed manufacturing overhead 10.80 Unit product cost $ 44.50 Additional data concerning these products are listed below. 7.40 $ 20.80 10.50 2.00 8.80 $ 42.10 2.10 10.70 $ 43.40 Products A B D Grinding minutes per unit 1.20 0.70 0.60 0.60 Selling price per unit $59.30 $51.70 $59.50 $55.60 Variable selling cost per unit $ 3.60 $ 1.50 $ 2.20 $ 3.60 Monthly demand in units 4,000 2,000 4,000 2,000 The grinding machines are potentially the constraint in the production facility. A total of 9,000 minutes are available per month on these machines. Direct labor is a variable cost in this company. Which product makes the MOST prontable use of the grinding machines? (Round your intermediate calculations to 2 decimal places.) O Product 8 Product A ProductD O Product