Do you think the policy of containment as outlined by Kennan was the best means of dealing with the Soviet Union Ayer World War II? Why or why not?

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