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If \(P\) and \(Q\) are two statement, then which of the following compound statement is a tautology? [JEE Main 2021, 18 …

Q1

If \(P\) and \(Q\) are two statement, then which of the following compound statement is a tautology?

[JEE Main 2021, 18 Mar (Shift 2)]

a

\(((P \Rightarrow Q) \wedge \sim Q) \Rightarrow Q\)

b

\(((P \Rightarrow Q) \wedge \sim Q) \Rightarrow \sim P\)

c

\(((P \Rightarrow Q) \wedge \sim Q) \Rightarrow P\)

d

\(((P \Rightarrow Q) \wedge \sim Q) \Rightarrow(P \wedge Q)\)

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