Unpleasant smell of carbylamines is obtained when chloroform and alcoholic $KOH$ are treated with

Question

$\begin {array} {1 1} (A)\;\text{Any secondary amine} & \quad (B)\;\text{Any amine} \\ (C)\;\text{Any primary amine} & \quad (D)\;\text{Any aromatic amine} \end {array}$