If a nation is very small they could only accept a certain amount of people. They are small so they only have so much food, space, etc. to provide for its citizens. Though if the nation was large such as the US or Canada they can be a little less strict and allow more people in.
The correct answer should be A. Oligopoly
It is a state of market where the entire market is lead by a few owners of production factories or sellers. This wasn't a result of the new market structures in the late 1800s.
Answer:
It extended voting and other civil rights to black males, established an integrated, free public school system, and guaranteed blacks equal access to public accommodations. The 1868 constitution was also the first one in Louisiana to provide a formal bill of rights.
Horace Mann was an educational reformer who lived in the US in the 19th century. He was a first to advocate a system of a public schools and public education as he believed that everyone had a right to education and that it should be free, democratic and have a professionally trained educators who would provide a quality education.