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【单选题】

Braille, the universally accepted system of writing used by blind persons, consists of sixty- three characters.
A．catalog

B．method
C．committee
D．punctuation
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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

59%的考友选择了B选项

31%的考友选择了C选项

9%的考友选择了D选项

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