Respuesta :
The modern coast guard was formed during 1915 led by Woodrow Wilson. As a coast guard, they really have to use a boat or a vessel in order to guard the coast efficiently. With this, the BA 23 coast guard in the United States considered Class A Boat/Vessel as their personal watercraft.
Class "A" boat/vessel
These are propelled by an aircraft type propeller and are very powerful means of transport. popular means of transportation in soggy and/or shallow areas where a standard inboard or outboard engine with a submerged propeller would be impracticable