Multiple Choice
Why is the region in southwestern Australia characterized by ancient and infertile soils?
A) because the soils are new, and extensively weathered, having much more nutrients
B) because the soils are old, and extensively weathered, having much more nutrients
C) because the soils are old, and extensively weathered, having much less nutrients
D) because the soils are new, but extensively weathered, having much less nutrients
Correct Answer:

Verified
Correct Answer:
Verified
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