There’s an old saying ____ goes, “An apple a day keeps the doctor away.” This is especially true in the US, ____ apples are a huge part of food culture.

A．that; which

B．which; when

C．that; where

D．what; where

法约尔的代表著作是（）

A.《科学管理原理》

B.《国富论》

C.《工业管理和一般管理》

D.《君主论》