Answer:
1. Native Americans
2. President
3. Cheyenne
4. Arkansas
I'm not sure about my answers for 1 and 3, but I know for sure that my answers for 2 and 4 are correct.
B. The Arapaho. Hope I helped!!
Well we bougght from the french whiched opened up more land for us
Columbus studied Marco Polo's book on East Asia and used it to plan further voyages.