The world will finally reach peace no more hunger and poverty everyone will be rich and we will live happily ever after! :D This is optimistic because it is hopeful and confident about the future hope this helps! ^0^
The factors that led to The Great Depression:
Economic Growth
Overproduction
Prohibition
Increased Regulation
Speculation and Credit
I do believe they were all factors of the Great Depression.
Rayograph was part of the Dada movement. The correct option among all the options given in the question is option "c". As there was great comradery between the artists living in Paris, several artists did choose to make a living there. Between the years 1920 and 1923, many great artists were working together in Paris.