Blue Devil Corporation makes three kind of wireless keyboards that use the current constraint, which is a particular type of machine. Data concerning those products appear below: Product A Product B Product C Selling price per unit $ 50 $ 94 $ 142 Variable cost per unit $ 30 $ 70 $ 100 Time on the constraint (minutes) 2.00 3.00 6.00 Required: a. Rank the products in order of their current profitability from the most profitable to the least profitable. Show your work