When and where was the world's first self-checkout system installed in a retail store?

The retail landscape has been transformed by numerous technological innovations over the decades. One of the most impactful developments in retail digital transformation was the introduction of self-checkout systems. These systems changed how consumers interact with stores, reduced wait times, and altered staffing requirements. But do you know when and where this revolutionary retail technology first appeared? Test your knowledge about this significant milestone in retail innovation history!

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1992 at Price Chopper in New York, USA
1986 at ShopRite in New Jersey, USA
1992 at Schnucks supermarket in Clayton, Missouri, USA
1989 at Sainsbury's in London, UK