单选题Vessel required to have an Automatic Radar Plotting Aid must have a device to indicate the（）.Aspeed of the vessel over the ground or through the waterBdistance to the next portCtime of the next navigational satellite passDNone of the above
单选题
Vessel required to have an Automatic Radar Plotting Aid must have a device to indicate the（）.
A
speed of the vessel over the ground or through the water
B
distance to the next port
C
time of the next navigational satellite pass
D
None of the above
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