(a) State the law of diminishing returns as it applies to agricultural production. [2 marks] Study the table below and use it to answer questions (b) and (c).

Size of farm (ha)	Qty of fertilizer used (bags)	Yield of maize (bags)	Change of Qty of fertilizer	Change in yield of maize (bags)
2	0	8	-	-
2	8	24	-	-
2	12	48	-	-
2	26	80	-	-
2	20	120	-	-
2	24	150	-	-
2	28	170	-	-
2	32	180	-	-
2	34	180	-	-
2	36	170	-	-

 

(b) Complete the table above. (c) Draw a graph from the provided data and use it to explain the law of diminishing returns