After the storm in Beijing people were suffering in that area urgently needed clean wa

问题补充：

After the storm in Beijing, people were suffering in that area, urgently needed clean water, medicine and shelter to survive.

A. which

B. who

C. where

D. what

答案：

A. which

(答案→)B. who

C. where

D. what

解析：考查定语从句。定语从句的的主语应该是人，故先行词是people,那么答案为B。