Which event is widely credited with coining the term 'Black Friday' for the shopping day after Thanksgiving?

Black Friday has become one of the most significant shopping phenomena in global retail culture, transforming from a local post-Thanksgiving tradition into an international retail holiday. This poll tests your knowledge about the origins and evolution of this massive pop culture shopping event that now influences everything from retail strategies to consumer behavior patterns worldwide. Do you know how this shopping frenzy truly began?

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

Philadelphia police using the term to describe the chaotic traffic and crowds in 1961
Retailers using the term to describe when their finances went from 'red' to 'black' in the 1980s
A massive stock market crash occurring on a Friday after Thanksgiving in 1929
The first Macy's Thanksgiving Day Parade ending with a shopping event announcement in 1952