<span>C.the railroads had to pass over mountains and rivers</span>
Answer:
The Fertile Crescent is the boomerang-shaped region of the Middle East that was home to some of the earliest human civilizations. Also known as the “Cradle of Civilization,” this area was the birthplace of a number of technological innovations, including writing, the wheel, agriculture, and the use of irrigation
Explanation:
ref from history. com
This answer was hard for me but i think it is either Rift Valleys or Faults
Answer:
Have a stronger sense of identity by the young adulthood phase of life
Explanation: