Cranston Corporation makes four products in a single facility. Data concerning these products appear below Products 42.30 $ 50.00 $ 37.60$ 33.50 Variable manufacturing cost per unit $ 20.80 5 30.70$ 21.00$ 19.90 2.10 S 1.00 S 2.40 Selling price per unit Variable selling cost per unit s2.70 2.60 1.30 Milling machine minutes per unit 3.30 4,0 000 4,000 3,000 3,000 Monthly demand in units The miling machines are potentially the constraint in the production facility.A total of 28,200 minutes are avaliable per month on these machines Wnich product makes the LEAST profitable use of the milling machines? Select one a. ProductB b, product C .Product A O d, Product D