Which retailer launched the first major 'closed-loop' recycling program where customers could return any brand's clothing items to be recycled into new garments?

Test your knowledge about groundbreaking sustainability initiatives in the retail sector! Major retailers around the world are implementing innovative approaches to reduce environmental impact, minimize waste, and promote ethical sourcing. This trivia question focuses on a pioneering program that has significantly influenced the industry standard for sustainable practices. Can you identify the correct retail sustainability initiative?

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H&M with their 'Garment Collecting' program (2013)
Patagonia with their 'Worn Wear' initiative (2017)
IKEA with their 'Textile Takeback' system (2015)
Levi's with their 'Second Life Denim' program (2014)