Which Statement Best Characterizes the Second Immigration Era in U

Multiple Choice

Which statement best characterizes the second immigration era in U.S. history (1875-1920) ?

A) The second immigration era in U.S. history can be best characterized as a period when immigration was largely unrestricted.
B) The second immigration era in U.S. history can be best characterized as a period when there were no numerical limitations on immigration, only a growing set of exclusions.
C) The second immigration era in U.S. history can be best characterized as a period when growing numerical limitations on immigration matched a growing set of exclusions.
D) The second immigration era in U.S. history can be best characterized as free of explicit policy controls.