单选题According to the regulations for life boat falls，which action must be taken at 30-month intervals?（）AEnd-for-endedBRenewedCInspectedDWeight tested
单选题
According to the regulations for life boat falls，which action must be taken at 30-month intervals?（）
A
End-for-ended
B
Renewed
C
Inspected
D
Weight tested
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