What Beaufort Force represents the upper safe limit for most open powerboats and small RIBs, and where should the forecast be obtained?

A. Wind speed alone determines safe conditions — swell is irrelevant for powerboats

B. Most open powerboats: limit is Force 4 (11-16kn). Well-equipped RIBs with experienced crew: up to Force 5 (17-21kn) in open water. Forecasts: Met Office Marine for inshore, Shipping Forecast for offshore, XC Weather / Windy for wind-over-ground visualisation. ALWAYS check swell height separately from wind speed

C. Any powerboat can safely operate up to Force 7 — the hull shape protects against wave damage

D. Weather assessment is only needed for passages over 5nm — short hops in sheltered water do not require a forecast

A. The kill cord is only required when travelling above 15 knots

B. If the driver is thrown from the helm, the cord pulls the kill switch stopping the engine — preventing the vessel continuing at speed unmanned (a "circle of death" where an uncontrolled powerboat circles at full throttle striking the crew in the water)

C. The kill cord prevents fuel surging at high speed

D. Kill cords are advisory only — they are not required by law for leisure powerboats

A. Check fuel and kill cord only — all other checks are annual service items

B. Fuel (level, no leaks, correct mix if 2-stroke); oil (4-stroke: check dipstick); engine mounting bolts tight; kill cord condition and function; propeller (no damage, cotter pin present); safety equipment (lifejackets, flares, VHF, bailer, paddle); kill cord attached before starting

C. Run the engine in the water for 10 minutes before departure — no pre-launch checks needed

D. Only check fuel level — outboard engines are self-maintaining