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[Q5] City State name PKname governor mayor Based on this UML diagram, which of the following statements about the City and State classes is correct?

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[Q5] City State name PKname governor mayor Based on this UML diagram, which of the following statements about the City and State classes is correct? Each state has at least one city Two cities with the same name cannot be in two different states. Each city is in exactly one state. No person can be the mayor of cities in two different states

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