阅读理解
Which of the following statements is correct according to he passage?
A、
The total prevention of tsunamis is possible.
B、
Rich countries are less affected by tsunamis than poor countries.
C、
Approaching tsunamis can possibly be picked up by sensors.
D、
An early warning system is effective when a tsunami is close by.
【正确答案】
C
【答案解析】
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