关于多重耐药菌患者的隔离技术，叙述正确的是（）

A.将患者隔离于单独区域

B.床位、病历牌贴上“接触隔离”标志

C.严格执行手卫生

D.不用限制探视人群

E.加强物品管理

A work breakdown structure (WBS) is a tool used to define and group a project's discrete work elements in a way that helps organize and define the total work scope of the project. A WBS is most useful for ______.

A．identifying individual tasks for a project

B．scheduling the start of tasks

C．scheduling the end of tasks

D．determining potential delays