Sarajevo is the capital of the european country of

Sarajevo  is the capital and largest city of Bosnia and Herzegovina, with a population of 275,524 in its current administrative limits. The Sarajevo metropolitan area, including Sarajevo Canton, East Sarajevo and nearby municipalities is home to 555,210 inhabitants.

- "made the south's economy grow rapidly and a small effect that a lot of people don't know is that it made the more demand of slaves and cotton products. and also new states formed due to plantations growing in size."

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the answer is option a.