Since the question states that you need only one explained, the religion is the simplest because everything then was about Buddhism. It reached all levels of society and was widely practiced by many people, even described or seen thoroughly in works of literature or art.
The Federalist Papers are important because they convinced the State of New York to ratify the Constitution by explaining the benefits of belonging to the Union. They remain important today as a guide to understanding the founders' intent for each Article of the Constitution, and are sometimes factored into judicial decisions.
District courts, circuit courts, and the supreme court. District courts are the local trial courts. Circuit courts are the court you go to when you appeal. Finally the supreme court is the final level of appealing.
Answer:
A ..........................
The answer to this question is: Invention
The romans civilization was known as the civilization that made the most inventions during that period.
One of their famous inventions is the development of wheels, that allow us to carry several objects that weigh several times heavier compared to our body weight.