Answer:
The Peloponnesian War was a war fought in ancient Greece between Athens and Sparta—the two most powerful city-states in ancient Greece at the time (431 to 405 B.C.E.). This war shifted power from Athens to Sparta, making Sparta the most powerful city-state in the region.
States rights and slavery.
Establish and enforce laws
The Answer is a I just took the test, and it didn't eliminate the need of a railroad, nor was it constructed on a land with few plants or animals, it was in a jungle like environment.
ANSWER IS A