The tsunami (海啸) ___ over 160,000 people were killed was a terri

The tsunami (海啸) ___ over 160,000 people were killed was a terrible disaster for human beings.
A、of that
B、among which
C、during that
D、in which
【正确答案】：D
【题目解析】：本题考查的是定语从句中关系词与介词的搭配使用。在海啸中丧生的搭配为dead in the tsunami，因此应选D项，in which。