单项选择题

My Deratization Exemption Certificate will （） by the end of this month．

A.become due
B.become valid
C.become lawful
D.become effective

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单项选择题
If your vessel is equipped with a radiotelephone，what must also be aboard? （）

A.Certificate of Inspection
B.List of ship stations
C.Copy of ship to shore channels
D.Radio station license
单项选择题
If your passenger vessel has been issued a stability letter，it must be （）.

A.filed in the ship’s office
B.posted in a passenger area
C.posted adjacent to the Certificate of Inspection
D.posted in the pilothouse
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