Answer:
Two days after sealing off free passage between East and West Berlin with barbed wire, East German authorities begin building a wall—the Berlin Wall—to permanently close off access to the West.
Answer:C
Soviet Union and USA were going back and fourth creating new inventions and always trying to one up eachother
They were adapted to the land. They planted crops. They needed to trade for supplies. Did not think they would need to plant crops.
