【单选题】On notification by Admiralty Notice to Mariners that a new edition of one of the books,or a new supplement to one,has been published,it should be obtained ______.
【单选题】When you read the Sailing Directions,you should notice that it is one of the series of publications produced by which should be consulted by users of Admiralty charts.
【单选题】When you read the sailing direction, you should notice that this is one of a series of publications produced by the which should be consulted by the users of admiralty charts.
A.
UK Hydrographic Office
B.
IMO
C.
IHO
D.
International association of classification societies