Question: Consider the following functional dependencies for relational schema R ( ABCDEF ) are given: AB - > CD , DE - > F , C

"Consider the following functional dependencies for relational schema R(ABCDEF) are given: AB -> CD, DE -> F, C -> E, F -> D, AE -> C and E -> A
Which of the following is correct:"
a.(E)+={ABCDEF}
b.(AC)+={ABCDEF}
c.(B)+={BCDEF}
d.(BE)+={ABCDEF}

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