Which hazard probably would NOT be encountered when entering an empty but uncleaned fish hold?（）

A.start chest compressions before the victim is removed from the water
B.drain water from the lungs before ventilating
C.begin mouth-to-mouth ventilations as soon as possible
D.do not tilt the head back since it may cause vomiting

A.In the same direction as the anticipated drift
B.In the opposite direction of the anticipated drift
C.Perpendicular to the line of anticipated drift
D.Downwind

A.Radio checks and time checks
B.Inter-vessel safety and search and rescue
C.Working with helicopters
D.Radio direction finding