MCQ
Identify the product $(A)$


- A

- ✓

- C

- D$\begin{matrix}
O \\
||\,\, \\
Ph-C-N{{H}_{2}} \\
\end{matrix}$





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($A$) can also be prepared by reaction of $\mathrm{P}_4$ and $\mathrm{HNO}_3$
($B$) is diamagnetic
($C$) contains one $\mathrm{N}-\mathrm{N}$ bond
($D$) reacts with $\mathrm{Na}$ metal producing a brown gas