Discuss the 4 causes of the great depression. which of the 4 would be the most effective?

The four major causes of the Great Depression were the stock market crash in 1929, bank failures, over-production and drought.

The most effective: stock market crash in 1929

The 4 causes of the great depression were the Stock market crashing, bank failures, the drought and over production of people and machines.

The most effective was the stock market crashing.

Hope this helps!

all choices are correct

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.