Soil Types

Select the correct rank of the following soil types in order of particle/grain size (large to small)
A. decomposed rock, boulders, gravel, silt, coarse sand, clay, B. boulders, gravel, decomposed rock, coarse sand, clay, silt, C. decomposed rock, boulders, gravel, coarse sand, silt, clay, D. boulders, decomposed rock, gravel, coarse sand, silt, clay


Answer is D. boulders, decomposed rock, gravel, coarse sand, silt, clay.

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