What Was Most Likely the Cause of the Great Depression

Multiple Choice

What was most likely the cause of the Great Depression?

A) a fall in the domestic price level, leading to an increase in the demand for imports
B) a fall in resource prices, leading to an increase in aggregate supply
C) an increase in unemployment, leading to a decrease in aggregate demand
D) an increase in the domestic price level, leading to an increase in the demand for exports
E) Economists still debate the exact causes.