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Which technique is best for mapping shallow subsurface features like sinkholes...

This question belongs to Geological Engineering Site Investigation And Geotechnical Exploration
Site Investigation and Geotechnical Exploration
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Which technique is best for mapping shallow subsurface features like sinkholes?

Answer & Solution
Correct Answer: Option B
Electrical resistivity can detect anomalies such as voids, fractures, and sinkholes by measuring how current flows through the subsurface.
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