Which supply chain innovation did Amazon first introduce in 2005 that fundamentally changed customer expectations for delivery speed?

Amazon has revolutionized retail logistics and supply chain management, setting new standards for delivery speed and efficiency. This poll tests your knowledge about one of their key innovations that transformed customer expectations and forced competitors to adapt their own logistics strategies. How well do you understand the evolution of modern supply chain practices?

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

Amazon Prime (2-day shipping guarantee)
Amazon Logistics (their own delivery service)
Amazon Flex (gig economy delivery drivers)
Amazon Air (dedicated cargo airline)