Answer:
Election of Abraham Lincoln
Explanation:
By the mid-1920's, the United States had adopted an immigration policy that severely limited the number of immigrants that came from each country into the United States. The 1920's was a time of prosperity and happiness and the government didn't want to ruin that by allowing a lot of people from different nations into America. <span />
The correct answer to the question is Option no. D Northern states profiting and southern states struggling.
In those times the Northern States were had higher incomes and living standards compared to the Souther States.
Hence, this cartoon illustrastes the differences in the economic conditions within the North and the South.
B. Other two don't make sense.