Which 1954 Oxford versus Cambridge Boat Race saw the Cambridge boat sink in rough conditions shortly after the start, the only such incident in the race's history?

• A 1978 Boat Race sinking
• B 1912 Boat Race flooding
• C 1954 Boat Race sinkings ✓
• D 1987 Boat Race swamping

During the 1954 Boat Race, Cambridge took on water in heavy swells and sank near the Surrey Bend; it remains the only occasion a crew has sunk during the event itself.