Which transportation product design innovation was first to incorporate 'cradle-to-cradle' manufacturing principles, where over 90% of materials could be fully recycled or biodegraded at end-of-life?

The transportation industry has undergone significant transformations in product design philosophy, especially regarding sustainability. From materials selection to aerodynamics and fuel efficiency innovations, transportation manufacturers have pioneered numerous approaches to reduce environmental impact while maintaining or improving performance. Test your knowledge about a pivotal sustainable design breakthrough that changed the industry's direction.

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

The 2011 BMW i3 electric vehicle with its carbon fiber reinforced plastic passenger cell and bio-based interior materials
The 2013 Tesla Model S with its aluminum-intensive body structure and recyclable battery technology
The 2010 Toyota Prius with its plant-derived ecological bioplastics for interior components
The 2012 Airbus A350 XWB with its composite fuselage design and sustainable manufacturing processes