The correct answer is James Madison. He was the fourth president of the USA and was technically a Federalist, even though he did not care much about parties and thought that they are bad for the system.
I would have voted for Stephen a. Douglas. Although he wasen't popular he was in favor of giving indians their rights. That is the main reason noone liked him because he was mre into civil rights.
In Italy the causes of nationalism started with the fall of the Roman Empire. The peninsula was divided into several states that had their own government. Napoleon invaded many of these states but the unification did not last. The states split up again and nationalism started to begin again.
A is the answer
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They got in trade with other city-states.