<span>Soviet Union and United States
The United states represented the "First World", the capitalist, democratic west and was the major power. The Soviet Union represented the "Second world" or communist, command economy east and constituted its major power. There were other large minor powers but they were secondary in power and capability and generally depended upon or followed the lead of the US and USSR, respective of their allegiances.</span>
Answer: the first slide answer is A
the second slide is most likely B
Explanation:
i believe the answer should be Athens
The greatest cause of tension was that both Superpowers wanted to lead the world, and they had different concept for the way they wanted to do it.
So while there was a competition between the two, much as there is now between the US and Russia, there was also the conflict between capitalism that the US had and communism that the Soviet Union adopted.
This corresponds to the answer |different forms of government and economy"