3 question plz

QUESTION 5 If the following functional dependencies exist, which table would be part of the result of 3NF normalization? {A} + {B, C} {D} + {E} {A, D} + {F} O a. (D, E) O b.(A,B) O c. (A, B, C, D, E, F) O d.(A, F) QUESTION 6 If the following functional dependencies exist, which table would be part of the result of 3NF normalization? {A} + {B, C) {D} + {E} O a. (B, C, E) O b.(A, B, C, D, E, F) O c. (A,C) O d.(A,D) QUESTION 7 If the following functional dependencies exist, which table would be part of the result of 3NF normalization? {A} + {B, C} {B} + {D} {C} + {E, F} O a. (A, B, D) O b.(A, D) O c. (A,C) O d.(C, E, F)