A.of B.on C.to D.for
A.person in charge B.Coast Guard marine inspection officer C.company safety director D.entire crew
A.about one-quarter of the vessel's length from the stern B.at the bow C.about one-third of the vessel's length from the bow D.aft of the propellers
A.ABS B.Occupational Safety and Health Administration C.MSA D.National Cargo Bureau
A.Aware of B.Clear of C.In charge of D.Interested with