Which retail innovation, first introduced in Paris in 1852, revolutionized shopping by featuring fixed prices, browsable merchandise, and the concept of 'departments' under one roof?

The retail landscape we know today evolved through centuries of innovation and cultural shifts. From ancient marketplaces to digital storefronts, retail history reveals fascinating insights into commerce, culture, and consumer behavior. This trivia question focuses on a pivotal moment in retail history that fundamentally transformed the shopping experience and established principles still used in modern retail design and customer experience.

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Le Bon Marché (considered the world's first modern department store)
Galeries Lafayette (pioneered the arcaded shopping gallery)
Les Halles (the first centralized public market hall)
Bazar de l'Hôtel de Ville (the first price-tagged merchandise store)