单选题:根据资料.“BodyCom”解锁的操作步骤是(  )。

题目内容:
根据资料.“BodyCom”解锁的操作步骤是(  )。 A.人体接触触摸板一触摸板传递信号给数字签名芯片一数字签名芯片发送解锁代码
B.通过无线频率.触摸板同数字签名芯片建立联系一人体信息加密信号一数字签名芯片发送解锁代码
C.数字签名芯片生成解锁代码一人体接触触摸板一触摸板接收到解锁指令
D.触摸板发送解锁请求一人体接触触摸板并传递解锁请求一数字签名芯片发送解锁指令

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