The correct option is A 2-(Bromomethyl)-3-oxohexanamide The IUPAC name of the given compound is 2-(Bromomethyl)-3-oxohexanamide. It is an amide and the parent compound contains six carbon atoms. Hence, it is a hexanamide. Carbonyl group is present at the third carbon atom. At the second carbon atom, bromomethyl group is present.