What class of trailer hitch is best suited for a boat and it and?

A passenger on a small boat falls overboard. How should this person be pulled back onto board? Small pleasure boat? Can you navigate down the Congaree River from Columbia South Carolina to the Atlantic ocean by motor boat? What is the device used on submarines? How do you change lower unit oil on 1983 20 hp mariner outboard motor? What are sampan boats used for? How long do mobile homes last? In Florida how old must you be in order to rent a personal watercraft PWC? When was the first us submarine built? Where did the boat dock in affair to remember? How does one obtain a Bareboat charter sailing captain license? There were 14 boats and 42 people registered for a boat race. Which ratio accurately compares the number of people to the number of boats? Is it dangerous to have sharks circling you or your boat? Does plywood float? When can you put your anchor down? Who owns the yacht pole position out of destin Florida? Are you-boats still used today? What type of Personal Flotation Device is recommended when rescue may take a while? What is the compound used to purify air in both a submarine and a spaceship? What is a red lighted buoy with the number six on it mean?