They were able to plant and grow crops also hunt the animals they needed.
The political situation following the decline of the Roman Empire was not particularly envy-inducing. The reason for this was that Europe had no centralized government and with that there were a mixture of tribes where each fought for their right to rule over the best areas in Europe - D.
Article III of the Constitution. The judicial power of the United States, shall be vested in one supreme court, and in such inferior courts as the congress may from time to time ordain and establish.
The best anwer is 4); vegetation is vital from keeping a place from becoming a desert. It transforms the ground into that with more nutrients, captures water and stops erosion, as well as protects the nutrient parts of the soil from being carried away with the wind.
