Given; Land (Acre) Labor Total Production Average Production Marginal Production Phases 20 1 10 20 2 25 20 3 42 20 4 56 20 5 67 20 6 75 20 7 80 20 8 80 20 9 78 a. Complete the given schedule. b. In which law of economics we discuss these concepts, and what does that law means (definition)? c. Graphically illustrate the given information in the table, also write comprehensive and to the point explanation of each derivation