Identify product $B$ in the following reaction: $CH_3Br + AgNO_2$ $\longrightarrow A$ $\xrightarrow{Sn / HCl} B$

The product $(C)$ will be

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

Identify the reactions which give aniline as the major product.
Choose the correct answer from the options given below.
$A$. $\text{Benzonitrile} \xrightarrow{LiAlH_4} \text{Benzylamine}$
$B$. $\text{Benzamide} \xrightarrow{KOH, Br_2} \text{Aniline}$
$C$. $\text{Nitrobenzene} \xrightarrow{NaBH_4} \text{No reaction}$
$D$. $\text{Acetanilide} \xrightarrow{HCl, H_2O, \Delta} \text{Aniline}$

When alkyl halide is boiled with a large excess of alcoholic ammonia,it forms:

Identify the product obtained when nitroethane is treated with $Sn/HCl$ under ideal conditions.