Final answer:
A competent observer is required when towing someone behind a boat to ensure their safety and to communicate with the boat driver. The observer should be positioned to have a clear view, maintain constant visual contact, and be prepared for emergencies.
Step-by-step explanation:
When towing someone behind your boat, a competent observer must be present to ensure the safety of the person being towed. The observer's role is to keep a constant watch on the person being towed and communicate any potential hazards or issues to the driver of the boat.
- The observer should be positioned in a location that provides a clear view of the person being towed and the surrounding area.
- They should maintain constant visual contact with the person being towed and use hand signals or a designated communication system to communicate with the driver.
- The observer should be knowledgeable about boating safety and be prepared to respond quickly in case of emergencies.