Which wartime product design innovation was marketed with the slogan "The Weapon That Won The War" and revolutionized naval combat during World War II?

Throughout history, military product design has dramatically influenced the course of warfare. From ancient weapons to modern technology, certain designs have revolutionized battlefield tactics and strategy. This trivia question focuses on a pivotal product design innovation from World War II that changed naval warfare forever and continues to influence military technology today. Test your knowledge of military history and product development!

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The Liberty Ship's modular construction design
The Proximity Fuse for anti-aircraft shells
The Norden Bombsight targeting system
The ASDIC/SONAR submarine detection system