The yearly rainfall of a desert biome is
A. 50 to 100 centimeters per year.
B. more than 300 centimeters per year.
C. less than 20 centimeters per year.
D. 150 to 200 centimeters per year.
E. more than 200 centimeters per year.
Answer: C. less than 20 centimeters per year.
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