Which ancient symbol, used by Roman potters to mark their ceramic products, eventually evolved into one of history's earliest recognized 'brand mascots'?

Before modern logos and slogans, ancient civilizations used powerful symbols to represent their products and craftsmanship. These early 'brand mascots' helped distinguish goods in marketplaces from Mesopotamia to Rome. Artisans and merchants marked their wares with distinctive symbols that conveyed quality, origin, and sometimes divine protection. How well do you know these ancient precursors to modern brand mascots?

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

The Fortuna Wheel - a wheel symbol representing the goddess Fortuna, used by high-quality pottery manufacturers in Pompeii
The FORTIS lamp - a signature and flame symbol used by the potter Fortis, whose oil lamps became so popular that competitors imitated his mark
The Minerva Owl - a stylized owl representing wisdom, used by scholarly scroll producers and later adopted by pottery guilds
The Mercury Caduceus - a staff with intertwined snakes used by merchants to denote products approved for long-distance trade