Question: 11. In the relation R, ( A, B, C, D) , with the composite key AB, which of the following would demonstrate that R is

11. In the relation R, ( A, B, C, D) , with the composite key AB, which of the following would demonstrate that R is not in 1 and F? a. AB arrow C. b. A arrow C. c. B arrow CD. d. C arrow D. e. any of the above. f. none of the above

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