The answer is d , sorry if I get it wrong
Answer:The great flat valleys between hills with great climatic condition
Explanation : The reason ancient civilizations develop in valleys of rivers was due to climatic conditions that favoured agriculture and provided them with water to drink.
The land was very fertile ground suitable for agricultural activities, sufficient water made it easy to irrigate their crops and easy transportation. The areas were also flat with didn't require much work to prepare the land to build shelter.
Answer:
Politically, the Soviet Union was a single party Communist state, whereas the the United States was a Representative Democracy. Economically, the Soviet Union went from being a Communist State, wherein the means of production were owned by the state with centralised planning for economic control, to being more of a market-based socialism
The united States imposed economic sanctions on the Japanese to stop their expansion.