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← GeographyWhat geological outcome can be observed as soluble minerals are removed via percolating rainwater in soil?
A)Formation of caliche layers
B)Deposition of alluvial fans
C)Development of spodic horizons✓
D)Creation of a basalt plateau
💡 Explanation
Spodic horizons form in soil profiles because podzolization (a form of leaching) removes iron, aluminum, and organic matter, concentrating them deeper in the soil profile; therefore, spodic horizons form rather than caliche or plateaus through alternative mineral accumulation processes.
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