管理过程大致分为以下哪几个阶段()

A．策划阶段

B．组织阶段

C．领导阶段

D．控制阶段

E．上述全部

— Do you know__________?

— Next Friday.

A．when did the book come out

B．when the book came out

C．when will the book come out

D．when the book will come out