Consider a relation R(A,B,C,D,E) with the following functional dependencies: ABC -> DE and D -> AB The number of superkeys of R is:

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Q. Consider a relation R(A,B,C,D,E) with the following functional dependencies:
ABC -> DE and
D -> AB The number of superkeys of R is:

(A) 2
(B) 7
(C) 10
(D) 12

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✅ Correct Answer: (C) 10

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