Last month part of Southeast Asia was struck by floods from effects the people are stil

问题补充：

Last month, part of Southeast Asia was struck by floods, from effects the people are still suffering.

A. that

B. Whose

C. those

D. what

答案：

A. that

B. Whose

(答案→)C. those

D. what

解析：此题不是定语从句，A和B不能选，those指代上文的floods,what 不能，此处from those effects是介词短语作状语。