Historically (I don't know about nowadays) China opposed national trade and didn't want other cultures mixed into theirs. Hope this helps : )
The living conditions were awful, and the employer can make you work for fewer wages. The employer can as well make you work more hours.Women and children were working. Just because the factories were booming doesn't mean the living conditions were right.Everyone was living close together and more diseases developed.
I believe the correct answer is letter C: Algeria.
Jay Gould was a famous American railroad developer. Check out this biography to know about his childhood, family life, achievements and other facts related to his life.
When people are united by common history and culture, they belong to a "nation" although this is not technically the case. Many people from different backgrounds and cultures can be part of a nation.