In the reaction,if $X$ is the reagent and $Y$ is the product,which of the following is not feasible?

  • A
    $X = \text{Conc. } HNO_3 + \text{Conc. } H_2SO_4$; $Y = 3-\text{Nitrobenzoic acid}$
  • B
    $X = Br_2 / Fe$; $Y = 3-\text{Bromobenzoic acid}$
  • C
    $X = NaOH, CaO$; $Y = \text{Benzene}$
  • D
    $X = CH_3Cl / AlCl_3$; $Y = 3-\text{Methylbenzoic acid}$

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