Which e-commerce innovation, patented in 1999, revolutionized online shopping by allowing customers to complete purchases with minimal steps and is credited with increasing conversion rates by up to 30%?

The world of online shopping has evolved dramatically since its inception. Behind many of the features we take for granted today were groundbreaking innovations that transformed how we shop online. Test your knowledge about a critical e-commerce discovery that changed online retail forever and continues to influence billions of purchases worldwide.

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1-Click Purchasing (patented by Amazon)
Shopping Cart Technology (patented by NetMarket)
Secure Socket Layer (SSL) Checkout (patented by Netscape)
Customer Review Systems (patented by eBay)