单选题General radio communications in the global system are those between（）concerning the management and operation of the ships and may have impact on their safety.ASAR party and the ship in distressBSAR authorities and the ship in distress and survival craftCA ship station and any coast stationDShip stations and shore-based communication network
单选题
General radio communications in the global system are those between（）concerning the management and operation of the ships and may have impact on their safety.
A
SAR party and the ship in distress
B
SAR authorities and the ship in distress and survival craft
C
A ship station and any coast station
D
Ship stations and shore-based communication network
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