plz answer this

Question 3 - 10 Marks The following table presents data on the output produced at different levels of labour inputs. Labour input Output or Total Marginal product Average product of (workers per week) Product of labour (MPL) labour (APL) (goods per week) 0 0 W N /H 50 110 200 4 250 275 280 i) Calculate the marginal product of labour (MPL) and the average product of labour (APL) to complete the table and then plot their curves. ii) At approximately what level of labour input does the law of diminishing returns begin to operate? Explain why you have increasing returns up to that point and why diminishing returns eventually set in