A.underway，but not making way B.aground C.being towed D.not engaged in pilotage duty
A.Tidal Current Tables B.Tide Tables C.American Practical Navigator D.Sailing Directions
A.difference in longitude B.mid-longitude C.departure D.meridian angle
A.cable areas B.dumping grounds C.fish trap areas D.precautionary areas
A.the time of day B.the seasons C.geography D.All of the above
A.set the vessel to the left B.set the vessel to the right C.offer resistance in the form of a head current D.furnish additional thrust in the form of a fair or following current
A.west in west longitude and east in east longitude B.east in west longitude and west in east longitude C.west D.east
A.corrections B.publications C.supplements D.alterations
A.watch B.look for C.see D.regard
A.List of Lights B.Coast Pilot C.Sailing Directions D.List of Radiobeacons
