Me this is a summarize grade for a class i'm failing

international economic development agencies harm poorer nations by encouraging them to serve as exporters to wealthier nations.

immigrants from northern and western europe continued coming as they had for three centuries, but in decreasing numbers

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.