How many courts did the USConstitution establish?
Only one. Under Article III, Section 1 the framers created the SupremeCourt, yet they
established no other judicial bodies.
Where do the other federal courts come from?
The judicial Power of the United States, is vested in one supreme Court, and in such inferior Courts (Federal courts) as the Congress may from time to time see fit and establish.
Answer:
The modern era has seen the rise of powerful imperial states, while the post-classical era was characterized by smaller city-states. The modern era is characterized by global exchange of ideas and goods, while this kind of exchange was mostly regional during the post-classical era. D. Cultures are more isolated and distinct in the modern era, while classical cultures around the world shared many more characteristics. D. Goods are exchanged on a local level during the modern era, whereas global trade was more prominent in the classical era.
Explanation: