Which ancient civilization invented the first known mechanical cash register-like device, used by merchants to prevent theft and track sales transactions?

The ancient world featured sophisticated commerce and retail systems that laid the foundation for modern business practices. From the agoras of Athens to the markets of Mesopotamia, ancient civilizations developed remarkable retail technologies and product design innovations that would influence trade for millennia. This poll tests your knowledge about an intriguing ancient retail technology that revolutionized how merchants conducted business in antiquity.

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

The Mesopotamians (with their clay token system in sealed envelopes)
The Ancient Greeks (with the Antikythera-style counting mechanism)
The Romans (with their abacus-based transaction recorder)
The Egyptians (with their hieroglyphic receipt system)