20. In case of emergency, a ______ should be performed to make sure that each passenger and all the crew members are safely gathered at the assembly station. (A) roll call (B) proclamation (C) broadcast (D) declaration

【已刪除】5. Message from RCC: helicopter will arrive in position of vessel in distress within one hour. (A) “ETA vessel in distress in one hour”. (B) “ETA distress position within one hour”. (C) “ETA distress position in one hour from now”. (D) “ETA vessel in distress within one hour from now”.

20. In case of emergency, a ______ should be performed to make sure that each passenger and all the crew members are safely gathered at the assembly station.
(A) roll call
(B) proclamation
(C) broadcast
(D) declaration

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