A greater number of fresh vegetables is sold in Kanpur than in Lucknow. Therefore, the people in Kanpur have better nutritional habits than those in Lucknow. Each of the following, if true, weakens the conclusions above, except

A

Kanpur has more people living in it than Lucknow.

B

Most of the people in Lucknow workin Kanpur and buy their vegetables there.

C

The per capita consumption of the junk food in Kanpur is three times that of Lucknow.

D

The average price per pound of the vegetables in Lucknowis lower than the average price per pound of vegetables in Kanpur.