单选题When starting CPR on a drowning victim，you should（）.Astart chest compressions before the victim is removed from the waterBdrain water from the lungs before ventilatingCbegin mouth-to-mouth ventilations as soon as possibleDdo not tilt the head back since it may cause vomiting
单选题
When starting CPR on a drowning victim，you should（）.
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
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