What was the purpose of Radio Free Europe?
A. To send news from around the world that was not allowed into
Eastern Europe
O
B. To provide radio support for NATO
O
C. To convince Iron Curtain countries that NATO was planning to
attack them
O
D. To support the CIA in intelligence-gathering

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need