下列地图图幅大小相同，表示范围最大的是（　　）

A．世界政区图

B．中国政区图

C．河北省政区图

D．石家庄政区图

Which of the following is true about the WBS:

A) The WBS is another term for the Gantt chart.
B) Each descending level of the WBS represents an increasingly detailed definition of the project work.
C) Work not in the WBS is usually defined in the scope statement of the project.
D) The WBS shows only the critical path activities.