在Excel 2000中，新打开的工作簿中的工作表数目()。

A．只能有16个

B．有3个

C．其个数由用户根据需要确定

D．有255个

All of the following are characteristics of project management process groups EXCEPT:

A．The process groups are linked by the objectives they produc

B．The output of one process generally becomes an input to another process or is a deliverable of the projec

C．All of the processes will be needed on all projects, and all of the interactions will apply to all projects or project phase

D．When a project is divided into phases, the process groups are normally repeated within each phase throughout the project's life to effectively drive the project to completio