(Choose 1 answer)
Which of the following relations is in Boyce-Codd Normal Form (BCNF)?
A. R(ABCD) with FD's: BD -> C; AB -> D; AC -> B; BD -> A
B. R(ABCD) with FD's: BC -> A; AD -> C; CD -> B; BD -> C
C. R(ABCD) with FD's: A -> C; B->A; A-> D; AD -> C
D. R(ABCD) with FD's: A -> D; C -> A; D -> B; AC -> B
Q: 10
