Correct Answer - D
This reaction is known as Hofmann bromamide reaction and is used for the conversion of amides to amines with one carbon atoms less than parent amide.
`underset"Acetamide"(CH_3CONH_2) +Br_2 + 4NaOH to underset"Methyl amine"(CH_3NH_2) + Na_2CO_3 + 2KBr + 2H_2O`