What activity orders would be appropriate for a client with an internal radium implant for cervical cancer

A. Out of bed as tolerated within the room.
B. Bed rest with bathroom privileges.
C. Bed rest in position of comfort.
D. Bed rest with the head of the bed flat.

建筑消防设施的具体作用表现在（）。

A.防火分隔

B.火灾自动（手动）报警

C.防烟与排烟

D.自动（人工）灭火

E.消防通信以及安全疏散