Question: If relation A has 8 rows and 4 attributes and relation B has 4 rows and 4 attributes and the union operation was carried out

If relation A has 8 rows and 4 attributes and relation B has 4 rows and 4 attributes and the union operation was carried out on relation A and relation B, What would be the cardinaility of the new relation C where CA U B if there are no duplicate rows?

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