The patient was warned ________ oily food after the operation.

A．to eat not

B．eating not

C．not to eat

D．not eating

考察一个组织分权程度的关键在于（）

A.按地域设立部门

B.按职能设立部门

C.按顾客设立部门

D.决策权或命令权是保留还是下放