he uesd to -------,but now he eats a lot of fruit and vegetables A,so many candies B,a lot of candy

问题描述:

he uesd to -------,but now he eats a lot of fruit and vegetables A,so many candies B,a lot of candy
该选哪个答案呢,为什么?

A candy 可数名词为什么?有人选B?