单选题Which of the following would be an example of a biometric device？（）A USB security keyB smart card readerC thumb print readerD encryption password
题目
单选题
Which of the following would be an example of a biometric device？（）
A
USB security key
B
smart card reader
C
thumb print reader
D
encryption password
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参考答案和解析
正确答案：
B
解析：
暂无解析