Which World War II tank design innovation represented a revolutionary product strategy shift that helped the Soviet Union overcome Nazi Germany's initial technological advantage?

Throughout history, military product innovations have dramatically changed warfare and influenced global power. Some innovations were so transformative that they reshaped entire military strategies and doctrines. This trivia question explores how military product design and innovation intersected at a crucial historical moment, creating ripple effects that extended far beyond the battlefield. Test your knowledge about how one nation's product design philosophy helped change the course of a major conflict.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

The T-34's sloped armor design that maximized protection while minimizing weight and production complexity
The KV-1's experimental reactive armor plates that could deflect German anti-tank rounds
The IS-2's computer-assisted targeting system that improved accuracy at long ranges
The T-60's modular component design that allowed for quick field repairs using standardized parts