Yes, because one system would have to much power and be able to have full control and do whatever they want. This would lead to corruption and tyranny.
For Economic reasons. Areas farther out areas had land that was poor for farming.
Answer:
Having surplus food also allowed more people to be fed, so the population of the world began to grow rapidly.
Explanation: This meant that they no longer had to travel from place to place. As the population increased, settlements grew into towns. People did not have to spend all of their days producing food.
Answer: D. The Demographic transition
Explanation: Demographic transition explains the association between population growth and economic development. It explains the high infant mortality and high birth rate associated with non-industrial, low technology and many developing countries and the low infant mortality, low birth rate commonly found in industrial, high technology and high level of education found in developed countries.
It is an historical overview which shows high birth rate in low industrial and developing countries and low birth rate in industrial and developed countries.
