Answer :
b) Congress steadily reduced restrictions on immigration beginning in the 1890s until immigration was unrestricted by the 1930s.
Immigration into the US grew drastically in the early 20th century. After 1914 immigration slowed because of the war, and then again after immigration restrictions were imposed in the 1920s-30s.
Immigration into the US grew drastically in the early 20th century. After 1914 immigration slowed because of the war, and then again after immigration restrictions were imposed in the 1920s-30s.
Congress steadily reduced restrictions on immigration beginning in the 1890s until immigration was unrestricted by the 1930s.