Where do the conditions of the market make unified control necessary or desirable to the public interest?

a.) oligopoly
b.) natural monopoly
c.) trust
d.) cartel

The fact that were was no national military under the articles of confederation was a weakness in which area of government? a.)legislative b.)judicial c.) administrative d.)economic

Which of the following was probably the most difficult challenge facing construction of the railroad?

Which statement best explains why a supreme court opinion is a seminal document? an opinion can become quite lengthy, which makes it a seminal document. supreme court documents are the only seminal documents in the united states. an opinion may create major changes in the laws or policies of the united states. generally speaking, a supreme court opinion reflects the feelings of all americans.