You receive a call from the MSA OF CHINA addressed to all stations. The call begins with the words Pan-Pan (3 times). Which type of emergency signal would this be?（）.<br>A:Safety signal<br>B:Urgency signal<br>C:Distress signal<br>D:Red alert signal

You receive a call from the MSA OF CHINA addressed to all stations. The call begins with the words Pan-Pan (3 times). Which type of emergency signal would this be?（）.
A:Safety signal
B:Urgency signal
C:Distress signal
D:Red alert signal

出自：海船船员证

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