The logically equivalent preposition of $p \Leftrightarrow q$ is

  • [AIEEE 2012]
  • A

    $\left( {p \Rightarrow q} \right) \wedge \left( {q \Rightarrow p} \right)$

  • B

    $p \wedge q$

  • C

    $\left( {p \wedge q} \right) \vee \left( {q \Rightarrow p} \right)$

  • D

    $\left( {p \wedge q} \right) \Rightarrow \left( {q  \vee p} \right)$

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