Tarnara Inc. manufactures and sells three products. Relevant per-unit data for each product is as follows: Using the above information answer the following questions. What is the contribution margin per hour for Product A ? A What is the contribution margin per hour for Product B? What is the contribution margin per hour for Product C? If the company had 2,100 machine hours available to produce a product, which product should they produce? Input either the letter A for Product A, the letter B for Product B or the letter C for Product C. If the company produced only the product you noted in your answer to the previous question, what would be the total contribution margin for the company