D. Farmers used new farming tech that led the destruction of the soil
I know it began with farmers who wanted to become rich so money was the starve i hope this helps lol
1. Geography
2. Society and Culture
3. Technology and Innovation
Russia is one of the United States Rivals since they both have the power of super heroes and have a lot of power because of their military and there highly exclusive weapons. Also back in world war 2 the Soviet Union was the name Russia went by back then