<prompt> Unnatural Sexual offences are defined by section ?375 IPC320 IPC377 IPC302 IPC  <response>: Ans is c i.e., 377 IPC IPC retated to sexual offences228 IPC : Prohibits disclosure of identity of rape victim.375 IPC : Defining rape.376 IPC : Punishment for rape 7 years to life imprisonment - fine.376-A IPC : Punishment for marital rape 2 years imprisonment - fine.377 IPC : Unnatural sexual offences 10 years to life imprisonment - fine.354 IPC : Assault or criminal force to woman with intent to outrage her modesty.366-A IPC : Procuration of minor girl for illicit intercourse.351 IPC : Defines assault.352-358 IPC : Punishment for causing assault.509 IPC : Word, gesture or act intended to insult the modesty of a women. 