1GATE CSE 2015 | Set 3 | Question 13Normalization & Functional DependenciesMCQ1 markConsider the relation X(P,Q,R,S,T,U)X(P, Q, R, S, T, U)X(P,Q,R,S,T,U) with the following set of functional dependencies F={{P,R}→{S,T}, {P,S,U}→{Q,R}}F = \{\{P, R\} \rightarrow \{S, T\},\ \{P, S, U\} \rightarrow \{Q, R\}\}F={{P,R}→{S,T}, {P,S,U}→{Q,R}} Which of the following is the trivial functional dependency in F+F^+F+, where F+F^+F+ is closure of F?Single correctA{P,R}→{S,T}\{P, R\} \rightarrow \{S, T\}{P,R}→{S,T}B{P,R}→{R,T}\{P, R\} \rightarrow \{R, T\}{P,R}→{R,T}C{P,S}→{S}\{P, S\} \rightarrow \{S\}{P,S}→{S}D{P,S,U}→{Q}\{P, S, U\} \rightarrow \{Q\}{P,S,U}→{Q} Show answer