What is the reason for the 1929 wall street stock crash

Ok serious americans were british ay don’t we have a british accent?

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.

Which physical subsystem includes the air we breathe