单选题
According to the passage, the tundra grow close to the ground ______.
A、
to avoid being eaten by arctic animals
B、
because fertilizer is not readily available
C、
to minimize exposure to the cold
D、
because unfrozen water plants are very scarce
【正确答案】
C
【答案解析】
此题对应了原文的第三段。…hug the ground for shelter from icy winds所以C正确。
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