单项选择题
A.proceed through an inappropriate traffic lane
B.engaged in fishing in the separation zone
C.cross a traffic lane
D.enter the separation zone，even in a emergency
单项选择题 A vessel using a traffic separation scheme shall normally join or leave a traffic lane at the （）of the lane.
单项选择题 A vessel using a traffic separation scheme shall so far as practicable（）a traffic separation line or separation zone.
单项选择题 A vessel when joining or leaving from the side of a traffic separation scheme shall do so at as（）to the general direction of traffic flow as practicable.