If a ship station relays a DSC distress call to an appropriate coast station, it means that（）.<br>A:the ship has received the DSC distress call on a HF frequency<br>B:the coast station concerned has not acknowledged it within 5 minutes<br>C:the ship will take command of search and rescue in 5 minutes<br>D:A and B

If a ship station relays a DSC distress call to an appropriate coast station, it means that（）.
A:the ship has received the DSC distress call on a HF frequency
B:the coast station concerned has not acknowledged it within 5 minutes
C:the ship will take command of search and rescue in 5 minutes
D:A and B

出自：海船船员证

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