单选题On a vessel，if someone fell overboard and you did not know over which side the person fell，you should（）.Aimmediately reverse the enginesBstop the propellers from turning and throw a ring buoy over the sideCincrease speed to full to get the vessel away from the personDfirst put the rudder hard over in either direction
单选题
On a vessel，if someone fell overboard and you did not know over which side the person fell，you should（）.
A
immediately reverse the engines
B
stop the propellers from turning and throw a ring buoy over the side
C
increase speed to full to get the vessel away from the person
D
first put the rudder hard over in either direction
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