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Which consequence results when prolonged drought precedes heavy rain in karst regions with significant subsurface void space?

A)Increased carbonate sediment deposition rate
B)Accelerated sinkhole formation and collapse
C)Enhanced speleothem (cave formation) growth
D)Decreased surface water infiltration volume

💡 Explanation

Sinkhole formation accelerates because drought shrinks clay soils supporting subsurface voids, and subsequent rain causes rapid saturated soil, exceeding clay strength; therefore, collapse occurs rather than slow carbonate deposition due to groundwater processes.

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