According to the passage, an organism without hard body parts The fact that the "land is largely the site of erosion" (line 7)

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问题  According to the passage, an organism without hard body parts
  The fact that the "land is largely the site of erosion" (line 7) is significant because

选项 A、erosion is less destructive than sedimentation
B、fossils are most common in areas Subject to erosion
C、erosion contributes to the destruction of skeletal remains
D、few organisms live in areas that experience extensive erosion

答案D

解析
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