单选题A stand-on vessel is（）.Arequired to give way in a crossing situationBrequired to sound the first passing signal in a meeting situationCfree to maneuver in any crossing or meeting situation as it has the right-of-wayDrequired to maintain course and speed in a crossing situation but may take action to avoid collision
单选题
A stand-on vessel is（）.
A
required to give way in a crossing situation
B
required to sound the first passing signal in a meeting situation
C
free to maneuver in any crossing or meeting situation as it has the right-of-way
D
required to maintain course and speed in a crossing situation but may take action to avoid collision
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