Question: Database class 4. Let R(ABCD) be a relation with functional dependencies AB,CD,AD C, BC A Which of the following is a lossless-join decomposition of R

Database class

4. Let R(ABCD) be a relation with functional dependencies AB,CD,AD C, BC A Which of the following is a lossless-join decomposition of R into Boyce-Codd Normal Form (BCNF)? O a) (AB, AC, CD) O b) (AB, AC, BD O c) {BC, CD, ABC} O d) {AB, ACD, BC, BD

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