Direction: The following question consists of a single sentence with one blank only. You are given seven words as answer choices. From the given options you have to select the one which will complete the given sentence.

Agricultural development refers to efforts made to increase farm ___________ in order to meet growing demand of increasing population.

i) Yield

ii) Ploughing

iii) Scintillating 

iv) Production 

v) Weathering 

vi) Output

vii) Sowing