问题
单项选择题
Your vessel has been damaged and is taking on water,but you do not require immediate assistance. You would preface a message advising other vessels of your situation with().
A.Mayday-Mayday-Mayday
B.Pan-Pan (3 times)
C.Securite-Securite-Securite
D.SOS-SOS-SOS
答案
参考答案:B