Answer: B- there were many different competing ethnic groups.
Explanation:
Catherine the Great was not actually Russian at all. She was born a Prussian (German) and married Peter the Great, who adored the Prussians. She was a German leader of the Russian throne after overthrowing her husband.
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He resigned because he was accused of tax evasion and earning a lot of money that was not reported to the internal revenue service. It was believed that this money was made from controversies with various companies for road-building and architecture.
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