The product $(C)$ will be

Identify the product in the reaction: $CH_3NO_2 \xrightarrow{Sn/HCl} (?)$

What are $X$ and $Y$ respectively in the following reactions?

Acetamide is treated separately with the following reagents. Which would give methyl amine?

The compound $A$ when treated with $HNO_3$ (in presence of $H_2SO_4$) gives compound $B$,which is then reduced with $Sn$ and $HCl$ to aniline. The compound $A$ is

Identify $X$ and $Y$ in the following sequence:
$C_2H_5Br$ $\xrightarrow{X} \text{product}$ $\xrightarrow{Y} C_3H_7NH_2$