单选题
Which of the following is most likely to be the subject of study by a geohydrologist?
A、
Soft, porous rock being worn away by a waterfall.
B、
Water depositing minerals on the banks of a gorge through which the water runs.
C、
Trapping of water in a sealed underground rock cavern due to an earthquake.
D、
Water becoming unfit to drink through the release of pollutants into it from a plant.
【正确答案】
C
【答案解析】
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