What is the correct sequence of reagents used for converting nitrobenzene into $m$ -dibromobenzene?
  • A$\stackrel{ NaNO _{2}}{\longrightarrow} / \stackrel{ HCl}{\longrightarrow} / \stackrel{ KBr}{\longrightarrow} /\stackrel{ H^+}{\longrightarrow}$
  • B$\stackrel{ Br_2/Fe}{\longrightarrow} / \stackrel{Sn/ HCl}{\longrightarrow} / \stackrel{ NaNO_2/ HCl}{\longrightarrow} /\stackrel{ CuBR/Hbr}{\longrightarrow}$
  • C$\stackrel{ Sn/ HCl}{\longrightarrow} / \stackrel{KBr}{\longrightarrow} / \stackrel{ Br_2}{\longrightarrow} /\stackrel{ H^+}{\longrightarrow}$
  • D$\stackrel{ Sn/ HCl}{\longrightarrow} / \stackrel{Br_2}{\longrightarrow} / \stackrel{ NaNO_2}{\longrightarrow} /\stackrel{ NaBR}{\longrightarrow}$
JEE MAIN 2021, Easy
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