In order to be issued a passport, one must either present legal documents or call a witness to give _____________ concerning one's identity.
A、reference
B、evidence
C、indication
D、confidence
【正确答案】：B
【题目解析】：evidence证据。句意：要获得护照，必须出示法律文件或传唤证人提供有关自己身份的证据。
