Let R(A,B,C,D) with the following FDs: {AB->C, AC->B, AD->C} Choose a correct statement about R:

Let R(A,B,C,D) with the following FDs: {AB->C, AC->B, AD->C}
Choose a correct statement about R: 



a. R is in BCNF
b. R is in 3NF
c. R is in 2NF
d. None of the others



Answer: C


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