MCQ
The above reaction is


- AFinkelstein reaction
- BWilliamson's synthesis
- ✓Clemmen's reduction
- DSchotten Bauman reaction

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[Given : Atomic mass of $H =1, C =12, N =14, O =16, S =32, Cl =35$ ]

$(i)$ $A$ and $D$ both form blue-violet colour with ninhydrin.
$(ii)$ Lassaigne extract of $\mathrm{C}$ give positive $\mathrm{AgNO}_{3}$ test and negative $\mathrm{Fe}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]_{3}$ test.
$(iii)$ Lassaigne extract of $\mathrm{B}$ and D gives positive sodium nitroprusside test
Based on these observations which option is correct ?