When and where was the world's first self-checkout system installed for commercial use in retail?

Retail technology has dramatically transformed the shopping experience over the decades. One of the most impactful innovations was the introduction of self-checkout systems, which revolutionized how consumers complete their purchases. This poll tests your knowledge about the origins of this ubiquitous retail technology that changed the face of shopping forever. Do you know when and where this game-changing innovation first appeared in the retail landscape?

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

1992 at Walmart in Bentonville, Arkansas
1986 at Price Chopper in New York
1992 at Schnucks Supermarket in Clayton, Missouri
1998 at Tesco in Dereham, England