--____scientific attitude is needed in developing our city.---I agree with you .In this way,we can make __ mistakes.a.Fewer,less b.Less,more c.More,fewer

--____scientific attitude is needed in developing our city.---I agree with you .In this way,we can make __ mistakes.a.Fewer,less b.Less,more c.More,fewer
--____scientific attitude is needed in developing our city.
---I agree with you .In this way,we can make __ mistakes.a.Fewer,less b.Less,more c.More,fewer

--____scientific attitude is needed in developing our city.---I agree with you .In this way,we can make __ mistakes.a.Fewer,less b.Less,more c.More,fewer
C
attitude为不可数,故用less,而mistake为可数,故用fewer.