" Price of vegetables is very high in city area in comparison to that in rural area." This claim is weakened by the following facts except :
A
There is least demand for vegetable in city area
B
vegetables are subject to downward price control in city area by the government
C
City dwellers purchase vegetable produced only in the city area
D
Vegetables are mostly common item of every meal of a city dweller
Correct Answer: There is least demand for vegetable in city area