Which statement given below is a tautology?

  • A
    $p$ $\rightarrow (p \land (p$ $\rightarrow q))$
  • B
    $(p \land q)$ $\rightarrow (\sim p$ $\rightarrow q)$
  • C
    $(p \land (p$ $\rightarrow q))$ $\rightarrow \sim q$
  • D
    $p \lor (p \land q)$

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