A.submerged rock, not dangerous to navigation B.sunken wreck, not dangerous to navigation C.towed-under buoy D.All of the above
A.a cargo that will be damaged if it gets wet B.bulk liquids C.cargoes that will cause condensation D.liquids in containers
A.deeply-grooved drum on the windlass with sprockets with engage the links of the anchor chain B.winch that running out of control due to a failure of the overspeed trips C.line that has jumped off the gypsyhead while under strain D.nylon line that parts under strain and whips back in a manner