For the diazonium ions the order of reactivity towards the diazo-coupling with phenol in the presence of dilute $NaOH$ is:
  • A$I < IV < II < III$
  • B$I < III < IV < II$
  • C$III < I < II < IV$
  • D$III < I < IV < II$
AIIMS 2019, Difficult
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