Suppose a firm has two sewing machines and can vary only the amount of labor input. Instructions: Enter your responses as a whole number. If you are entering any negative numbers be sure to include a negative sign (1) in front of those numbers. a. Compute the marginal physical product. Labor Input (Workers per Day) 0 1 2 3 4 5 6 7 8 Capital Input (Sewing Machines por Day) 2 Marginal Physical Product Jeans Output (Pairs per Day) 64 72 0 20 46 78 81 82 80 b. At what amount of labor input does the law of diminishing returns first become apparent in the table of marginal physical product? units c. Is total output still increasing when MPP begins to diminish? Yes d. What is the value of MPP when output no longer increases