The answer is most likely c.
"Both civilizations sprang up <span>in locations with water sources" would be the best option from the list, since water during this time was crucial for the development of civilization. </span>
I'm pretty sure this is true!!!
The expansion was the result of a strong desire of Manifest Destiny amongst most Americans. Manifest was a belief that the United States was destined to expand across the Atlantic Ocean to the Pacific Ocean. Westward <span>expansion had many effects on America. </span>
