D. Plains Indians started hunting buffalo more efficiently.
This helped them move more accessibly throughout the land.
Answer:
India
Explanation:
Because India is a free country.
Well this is a very opinionated question but personally:
Astronauts improve society by using the newest and most expensive technology to be able to explore space as we know it.
Answer:
the senate
Explanation:
the senate is in the whitaker house
Because it gave them the ability to stand up when riding horseback