Answer: D. construction and protection of roads that ensured safe and easy travel
Explanation:
Under Genghis Khan and his descendants, the Mongols conquered much of Asia and some of Eastern Europe such that they created the largest land empire ever seen.
Even though these Mongols could be brutal in conquest, they increased trade in the region by repairing the networks of roads that connected their conquered areas as well as constructing more. The protection they afforded these roads was renowned thus making travel easy.
Answer:
Option: A. Great Plains
Explanation:
The great plains are the region of Nebraska, Kansas, Colorado, Oklahoma, and Texas. The Plains Indians were hunters who travelled from one place to another in search of food by followed animal herds. The plains Indians live in a teepee as they live the life of a nomad. Bison was the most important natural resource of the Plains Indians as it provided them with food, shelter, skin, and fur for clothing. The Plains Indians use hides for their blankets and beds.
I think the answer is A hope i am right