Did you watch _______ 8 o’clock news this morning? _______ plane with 100 passengers crashed into a mountain.

A．/; The

B．the; A

C．the; /

D．/; A

（）是社会工作价值观的理论基础。

A.人文主义

B.人道主义

C.人本主义

D.发展主义