A is the answer to this question
While some French Canadians emigrated to the United States for political reasons, namely young men trying to evade military conscription during the First World War or rebels who had chosen to side with the American patriots during the American Revolution or who had participated in the Lower-Canadian rebellions of 1837-
A rise in crime associated with the illegal production and sale of alcohol, an increase of smuggling and bootleggers, and a decline in tax revenue
Great Compromise of 1850 which force Northerners to capture fugitive slaves and return them back to their owners