Which transportation-related factor was the PRIMARY reason Amazon initially developed its Hub Locker delivery system?

As e-commerce and transportation logistics merge, innovative delivery solutions have transformed how products reach consumers. Amazon's Hub Locker system represents a significant shift in the retail customer journey, creating new touchpoints between digital and physical retail experiences. This poll tests your knowledge of how this transportation-retail innovation has changed customer delivery preferences and retail logistics patterns across the transportation sector.

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To reduce package theft from doorsteps ("porch piracy")
To decrease delivery vehicle carbon emissions by consolidating multiple deliveries to a single location
To create an additional revenue stream by charging customers for locker access
To compete directly with UPS and FedEx store pickup locations