When joining a vessel，do not forget personal documents and your spectacles，and（）if necessary.

A.The vessel should be stopped with the wind dead ahead during the hoisting operation
B.Flags should be flown to provide a visual reference as to the direction of the apparent wind
C.The drop line should be grounded first then secured as close to the hoist point as possible
D.The hoist area should be located as far aft as possible so the pilot will have a visual reference while approaching

A.Downwind so that the apparent wind is close to nil
B.A course that will keep a free flow of air，clear of smoke，over the hoist area
C.A course that will have the hoist area in the lee of the superstructure
D.With the wind dead ahead because the helicopter is more maneuverable when going into the wind

A.stopped with the wind dead ahead
B.stopped with the wind on the beam
C.underway with the wind 30°on the bow
D.underway on a course to provide no apparent wind