In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should ______.
A.stop your engines
B.sound the danger signal at two-minute intervals
C.hold course and speed until the other vessel is sighted
D.take avoiding action as soon as possible
正确答案：D
在雾中你观测雷达并确定与在你左舷船首2海里处的船舶存在碰撞危险你应尽可能早地采取避碰行动
