仪表与工艺设备、管道上测量点的连接线是（）。

A、细虚线

B、细实线

C、点划线

D、粗实线

Creating WBS means subdividing the major project deliverables into smaller components until the deliverables are defined to the（）level.

A.independent resource

B.individual work load

C.work milestone

D.work package