NEET 2023 Chemistry question on Amines and Nitrogen Compounds

1. A.
   $\text{CH}_3\text{CONH}_2 \xrightarrow{\text{Br}_2/\text{KOH}}$ Product
2. B.
   $\text{CH}_3\text{CN} \xrightarrow{\text{(i) LiAlH}_4,\, \text{(ii) H}_2\text{O}}$ Product
3. C.
   $\text{CH}_3\text{NC} \xrightarrow{\text{(i) LiAlH}_4,\, \text{(ii) H}_2\text{O}}$ Product
4. D.
   $\text{CH}_3\text{CONH}_2 \xrightarrow{\text{(i) LiAlH}_4,\, \text{(ii) H}_2\text{O}}$ Product

[NEET 2023]