Car Art makes miniatur the requirement to apply several coats of paint to each car. This process requires the attention of the shop's most experienced craftsperson. A total of 7,200 hours is available per year in this bottleneck operation. Data concerning the company's four products appear below: e reproductions of classic sports cars. The bottleneck in the production process is orvettsOrs rar aguar $ 64 240 s 70 200 160 280 Hours required in the bottleneck 10 14 No fixed costs will be avoided by modifying how many units are produced of any product or even by dropping any one of the products Required: a. Calculate the total hours required to satisfy the demand for all four products. Is there sufficient capacity in the bottleneck operation to satisfy demand for all products? Determine the optimal production plan for the year. Supporting calculations are required Calculate the total contribution margin for the optimal production plan b. c