【单选题】
A comet is distinguished from other bodies in the solar system ______.
A.into its appearance
B.off its appearance
C.by its appearance
D.to its appearance
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根据网考网移动考试中心的统计,该试题:
1%的考友选择了A选项
10%的考友选择了B选项
88%的考友选择了C选项
1%的考友选择了D选项