TheSafetyManagementCertificateshouldbeissuedtoashipforaperiodwhichshouldnotexceed（）yearsbytheAdministrationoranorganizationrecognizedbytheAdministrationor,attherequestoftheAdministration，byanotherContractingGovernment.
- A、five
- B、six
- C、seven
- D、eight
正确答案:A
答案解析:有
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