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2 votes
Topsoil is considered to be most fertile when it has a

A. low pH level

B. low sand content

C. high organic matter level

D. high parent rock material

2 Answers

1 vote
I believe it is C, high organic matter level.
User Jesse Chen
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5.2k points
4 votes
It's D the answer is D
User Shenal Silva
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6.2k points