A.vessels ascending the river B.vessels descending the river C.all vessels ascending and descending the river D.None of the above
A.The vessel has negative GM B.The center of gravity is on the centerline C.The list can be corrected by reducing KM D.The vessel has asymmetrical weight distribution
A.two all-round red lights in a vertical line B.three all-round red lights in a vertical line C.two all-round yellow lights in a vertical line D.three all-round green lights in a vertical line