Which retail innovation, first introduced in 1916, revolutionized shopping by allowing customers to select their own products directly from shelves without clerk assistance?

Test your knowledge about one of the most influential retail innovations that transformed how we shop forever! This innovation revolutionized the consumer experience in the early 20th century, setting the foundation for modern retail as we know it today. Do you know which groundbreaking retail concept first empowered customers to select their own products without clerk assistance?

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Piggly Wiggly self-service store
Woolworth's department store
A&P grocery chain
Sears mail-order catalog