MCQ
This reaction is example of


- AIntermolecular $C - N$ coupling
- BIntramolecular $C- N$ coupling
- CIntermolecular $N - N$ coupling
- ✓Intramolecular $N -N$ coupling

Benzotriazole may be obtained preparatively ( $75$ $\%$ yield) in this way.
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Statement $(I)$ : Oxygen being the first member of group $16$ exhibits only $-2$ oxidation state.
Statement $(II)$ : Down the group $16$ stability of $+4$ oxidation state decreases and $+6$ oxidation state increases.
In the light of the above statements, choose the most appropriate answer from the options given below:
