Complete the following table and then answer the questions. Nitrogen Corn (lbs) (bu) Average Product Marginal Product Corn Price Marginal Total Cost of Revenue Nitrogen Marginal Cost of Nitrogen 0 39.0 39 $ 3.25 $ 0.00 $0.49 20 56.0 2.80 $ 3.25 $ 9.80 40 74.0 1.85 $ 3.25 $ 19.60 60 96.0 1.60 $ 3.25 $ 29.40 80 119.0 1.49 $ 3.25 $ 39.20 100 143.0 1.43 $ 3.25 $ 49.00