单项选择题
A.IMO
B.The owners of the vessel
C.The government
D.The builder
单项选择题 If the circumstances admit，（）of small alteration of course and speed shall not be taken to avoid collision.
单项选择题 If the circumstances of the case admit，any vessel（）in a narrow channel.
单项选择题 In a crossing situation，a stand-on vessel which is forced to take action in order to avoid collision with a vessel on her own port side shall，if possible，avoid（）.