What type of symbol is used to mark the Intracoastal Waterway?

The correct choice indicates that the Intracoastal Waterway is marked by a yellow symbol. In the context of navigation, the Intracoastal Waterway is a navigable waterway along the coast, which is marked for safety and guidance. Yellow symbols are specifically used to indicate various aspects of navigational information, and in the case of the Intracoastal Waterway, they draw attention to specific navigational hazards or guide boats safely along this route.

The yellow symbols are part of a standardized system to ensure that boaters can easily recognize and follow the designated waterways, enhancing safety and navigation efficiency. Being aware of these markers is vital for both safety and successful navigation, and understanding their meaning can assist boaters in making informed decisions while on the water.