Pls help cash i have for the top three answers right.

What was the midwest states often called because they were located in the center of the nation

  following the agreement that was reached in the treaty of indian springs in 1825, chief william mcintosh lost his life. why did this happen

Which sentences describes a cycle of dependency? a. aid harms the local economy creating the need for more aid.b. aid improves infrastructure and creates more wealth and more good infrastructure.c. aid programs become more reliable over time so people can depend on them.d. no answer is correct