An incorrect statement with respect to $S_N1$ and $S_N2$ mechanisms for alkyl halide is

  • A
    Competing reaction for an $S_N2$ reaction is rearrangement.
  • B
    $A$ weak nucleophile and a protic solvent increases the rate or favours $S_N1$ reaction.
  • C
    $A$ strong nucleophile in an aprotic solvent increases the rate or favours $S_N2$ reaction.
  • D
    $S_N1$ reactions can be catalyzed by some Lewis acids.

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