Thomas Corporation produces the following products, and has limited labor - only 3,180 hours are available. Please see below for the information on the products: Unit Price Unit Variable cost DL hours per unit Product A $98.00 $57.00 3.4 Product B $70.00 $29.00 4.8 Product C $88.00 $48.00 3.8 a. The contribution margin per unit for each product is Contribution Margin per Unit Product A Product B Product C b. The contribution margin per DL hour for each product is _? (Round the answers to 2 decimal places.) Contribution Margin per Direct Labor Hour Product A Product B Product C