The total product curve studied in class represents the relation between total production by a firm and the quantity variations of total inputs. O True O False

Consider this production function. Study hours 2. 4 10 11 12 14 15 or more 13 Grade 20 33 42 50 57 63 69 73 78 81 84 86 88 89 90 1007 90 - 80 70 60 S0 40 30 20 10 Hours of study per day Select one or more: a. The average product of labour is falling as hours of study increase. O b. The marginal product of labour is constant as hours of study increase. O c. The marginal product of labour is rising as hours of study increase. U d. The marginal product of labour is zero beyond 15 hours. Final grade 9-

Please help me

Explanation it correctly

34. An iso-quant gives: S Combinations of output that can be produced using different levels of inputs 0. Combinations of inputs that can produce a constant level of output C. Combination of out puts that can be produced with a given level of upuis. d. None of the above is correct