A vessel approaching a narrow channel shall _____.
A.avoid crossing the channel if it impedes another vessel navigating in the channel
B.not overtake any vessels within the channel
C.keep as close as possible to the edge of the channel on her port side
D.anchor only in the middle of the channel
正确答案：A
接近狭水道的船应避免穿越航道假如影响航行在狭水道中的他船
