The reaction $R-CH_2-CH_2-COOH \xrightarrow[Br_2]{Red \ P} R-CH_2-CH(Br)-COOH$ is called as:

  • A
    Reimer-Tiemann reaction
  • B
    Hell-Volhard-Zelinsky reaction
  • C
    Cannizzaro reaction
  • D
    Sandmeyer reaction

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