I think you wanted to know whether the statement in question is true or false. Based on this assumption, i am answering the question. It is absolutely true fact that the soils of the rain forests, deserts and savannas are fertile. I hope that this answer has come to your immense help.
The answer is: [B]: "meandering" .
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The correct answer is B. Human systems.
It is no longer a major economic center of china