单选题You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do first after everyone is onboard the liferaft?（）.ACut the painterBOperate the radio equipmentCOpen the equipment packDVentilate the liferaft of CO2
单选题
You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do first after everyone is onboard the liferaft?（）.
A
Cut the painter
B
Operate the radio equipment
C
Open the equipment pack
D
Ventilate the liferaft of CO2
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相关考题：
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In order to retrieve an inflatable liferaft and place it on deck，you should heave on the ______.A.lifelinesB.righting strapC.sea anchorD.towing bridle
Where do you obtain approved placards containing instructions for the launching and inflation of an approved inflatable liferaft?A.Officer in Charge，Marine InspectionB.The manufacturer of the liferaftC.Maritime AdministrationD.The owner of the vessel on which the liferafts are carried
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单选题Where do you obtain approved placards containing instructions for the launching and inflation of an approved inflatable liferaft? （）AOfficer in Charge，Marine InspectionBThe manufacturer of the liferaftCMaritime AdministrationDThe owner of the vessel on which the liferafts are carried
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