A. Front is the correct answer
The correct answer is agriculture. It was made possible for people to live on a single piece of land and not be nomadic anymore in search of food. Agriculture enabled them to settle around river valleys like Nile or Tigris and Euphrates. This is the era when civilizations started rising worldwide.
Usually described as I time when morals and ideas of society are called into question
Answer:
A. north
Explanation:
Search the question in google and go to images to find the correct answer in the maps. That's where I got the answer north.
Hope this helps, have a great day:)