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【单选题】

The most reliable and convenient identification method in present use is ______.
A．signatures

B．photographs
C．fingerprints
D．magnetic stripes
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根据网考网移动考试中心的统计，该试题：

6%的考友选择了A选项

5%的考友选择了B选项

17%的考友选择了C选项

72%的考友选择了D选项

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