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← GeographyWhich outcome occurs when sandstone sea caves experience increased wave action during storm surges?
A)Arch collapse and stack formation✓
B)Increased biogenic reef development
C)Enhanced sediment deposition seaward
D)Accelerated chemical weathering processes
💡 Explanation
Arch collapse and stack formation results from hydraulic action: water pressure widens fractures. Because this physical erosion surpasses chemical weathering, cave integrity weakens during storm surges; therefore arches fail, rather than sediment accumulating through depositional processes.
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