The answer choice C is my opinion
Answer:
A. Judicial Review
Explanation:
The U.S. Supreme Court case Marbury v. Madison (1803) established the principle of judicial review—the power of the federal courts to declare legislative and executive acts unconstitutional. The unanimous opinion was written by Chief Justice John Marshall.
If Prussia had not belonged to the German Confederation, it would be most likely that Germany would not achieve unification during that period.
Prussia was proven to be the most strategic region that gave away victories to the Germans, making them able to control the flow of the conquest of other regions. Hope this helps