There will be people and pollution in the future .A. Less ; lessB. Fewer ; fewer C. Less

问题补充：

There will be people and pollution in the future .

A. Less ; less

B. Fewer ; fewer

C. Less ; fewer

D. Fewer ; less

答案：

A. Less ; less

B. Fewer ; fewer

C. Less ; fewer

(答案→)D. Fewer ; less

解析：形容词little和few都可以用来修饰名词，前者修饰不可数 名词，后者修饰可数名词的复数形式。根据题干的含义可知在将来，人口的数量会越来越少，污染也会减少。People是可数名词的复数形式，pollution是不可数名词，故选D。