Which ancient civilization pioneered the use of 'shop signs' as a visual merchandising strategy to attract customers to specific merchants in crowded marketplaces?

In ancient civilizations, marketplaces were vibrant centers of commerce with sophisticated strategies for displaying and selling goods. From the bustling agoras of Greece to the grand bazaars of Mesopotamia, merchants developed visual merchandising techniques that would influence retail practices for millennia to come. Test your knowledge about how ancient civilizations approached the art of product presentation and consumer psychology in their marketplaces.

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Ancient Romans, who used carved reliefs depicting goods sold inside to help illiterate shoppers identify businesses
Ancient Egyptians, who used hieroglyphic tablets showing the quality rating of products given by pharaoh's inspectors
Ancient Chinese merchants, who hung colored silk banners with symbols representing their family trade lineage
Ancient Mayans, who placed stone sculptures of patron gods specific to each trade outside their market stalls