Which of the following were some of the struggles faced by american farmers during the 1920s 

It was the end of WWI and the stock markets fell down deeply. Not just that drought also hit so the crops died early. Then the coming of WWII also effected it but not much.

d: social contract theory

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.