The correct answer is: [A]: "nomadic" .
___________________________________________________
The Enlightenment thinkers changed peoples' beliefs of how government should work by talking of separation of powers and checks and balances.
Answer : George Brinton McClellan was an American soldier, civil engineer, railroad executive, and politician.
Explanation:
The answer would be C, different economics, because the northern states were going through an economic boom, due to industrialization. The southern states were running on slave labor.