10. What defense did many Nazis use at trial? A that they had diplomatic immunity
B that they were just following orders
с that they had been arrested by mistake
that they thought they were doing the right thing
D

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