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Consider the relation R = {A, B, C, D, E, F, G) and the set of functional dependencies F = {{AD] -E, (B,E)-FB-C,(A,F)G) What is
Consider the relation R = {A, B, C, D, E, F, G) and the set of functional dependencies F = {{AD] -E, (B,E)-FB-C,(A,F)G) What is the key for R? Select one: O a. (A, B, D) O b.(A,B) O c. (A, D} O d. {B,F}
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