Question: Consider a relation R with five attributes ABCDE. The following dependencies are given: A-B, BC-E, DE-A 1. List all keys for R 2. Is R

Consider a relation R with five attributes ABCDE. The following dependencies

Consider a relation R with five attributes ABCDE. The following dependencies are given: A-B, BC-E, DE-A 1. List all keys for R 2. Is R in 3NF? Briefly explain why; 3. Is R in BCNF? If yes, please explain why. Otherwise, decompose Rinto relations that are in BCNF

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