Answer: The river was important for fertile soil and crop development
Explanation: The basic prerequisite for the development of early world's civilizations was the settlement, i.e. the transition from the nomadic lifestyle and the beginning of agriculture. For agriculture to develop, and therefore to increase wealth and power as a prerequisite for strengthening emerging civilizations, fertile soil was needed where people in the settlements could engage in agriculture. The fertile soils are found in the river valleys, as a result of periodic flooding and the application of minerals and nutrients to the surrounding soil, and made it fertile.
The correct anwer is C. Hittites and Aryans. Both groups of people are believed to have begun their expansion from territories now belonging to or close to Russia. Hittites originally occupied land near the Sea of Azov (present day Ukraine) while Aryans or Indo-Aryans were present in the area north of the Caspian Sea (nowadays Russia is a coastal state of that sea).
By organizing their governments and creating long-lasting political institutions. Is this Ap world history on edgenuituy? (Also I’m not sure if my answer is right)