The text indicates that the structure of the judicial branch reflects ""the framers’ preoccupations with nationalizing governmental power and checking radical democratic impulses."" Give two examples of how the design of the judicial branch helps to accomplish one or both of these goals.

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