Answer/Explanation:
An irrigation system represents a stable food supply because it is how they controlled water to be able to plant crops. A second most important artifact that is in the category of stable food supply is the plow. Agriculture produced enough food that people became free to pursue interests other than worrying about what they were going to eat that day.
Answer:
Natural levees
Explanation:
These acts as a natural barrier between the storms and acts as a wall of defense, the Katrina type 3 tropical storm which occurred on the Gulf of Florida and placed more than 4 lakh people.
I believe there are only 3 members.
Role playing? BTW tell Alison and John to get a life.