Answer:
people were betting that their stock would prosper.
Explanation:
when you gamble you bet your money or *stock* and hope it doubles or even triples but there is a chance you could lose like say you invested in Walmart 50 years ago there was a chance the stocks you bought wouldn't grow and you would lose your money but if they did grow you could become a millionaire because you invested in a good company
if I helped give me brainliest please!!!