The species given below that does $\mathrm{NOT}$ show disproportionation reaction is:

• Correct answer
  A

  ${\mathrm{BrO}}_4^{-}$
• B

  ${\mathrm{BrO}}^{-}$
• C

  ${\mathrm{BrO}}_2^{-}$
• D

  ${\mathrm{BrO}}_3^{-}$

Hence, the correct answer is option: 'A'.