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8. [6] Clark can bake 3 pizzas or solve 9 Sudokus in one day, while Bruce can bake 4 pizzas or solve 4 Sudokus in one day. a. [2] Which one of them has a comparative advantage in baking pizzas? b. [2] Draw their production possibilities frontier (for 1 week of production). c. [2] If they each decide to work a total of one week and to share their output, then if they produce as many pizzas as possible given that they solve 18 Sudokus, how much time will Bruce spend solving Sudokus