If there is sufficient sea room, alteration of may be the most effective action to avoid close-quarters situation.(1.0)
A.speed and course B.speed alone C.course alone D.speed or course正确答案C
If there is sufficient sea room, alteration of may be the most effective action to avoid close-quarters situation.(1.0)
A.speed and course B.speed alone C.course alone D.speed or course正确答案C
