(image) $\mathop {\xrightarrow{{conc.\,HCl}}}\limits_{Heat} $ $A + B$

The unknown compounds $A$ and $B$ in the above reaction are :

  • A
    Phenyl mercaptan and aniline
  • B
    Thiophenol and aniline hydrochloride
  • C$C_6H_5-N=C=S$ and $C_6H_5 \mathop N\limits^ \oplus  H_3\overline {Cl} $
  • D$C_6H_5CH_2SH$ and $C_6H_5 \mathop N\limits^ \oplus  H_3\overline {Cl} $
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