Nitrobenzene gives N-phenylhydroxylamine by

• A

  $\mathrm{Sn} / \mathrm{HCl}$
• B

  $\mathrm{H}_2 / \mathrm{Pd}-\mathrm{C}$
• C

  $\mathrm{Zn} / \mathrm{NaOH}$
• Correct answer
  D

  $\mathrm{Zn} / \mathrm{NH}_4 \mathrm{Cl}$.

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