several neighboring hills.
It might be d ik know it but its not at the top of my brain
The correct answer is "an area of Soviet-aligned nations following WWII."
This is evident from the map based on the information provided in the key. In the key it states that the purple area symbolizes "Socialist FR of Yugoslavia: USSR aligned until 1948." Considering that World War II ends in 1944, this shows that this area was indeed aligned with the Soviet Union after World War II.
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B and D??? Sorry if incorrect but its my best guess
