A public servant is said to commit the offence of criminal misconduct, (a) If he habitually accepts or obtains or agrees to accept or attempts to obtain from any person for himself or for any other person any gratification other than legal remuneration as a motive or reward such as is mentioned in Section 7; or (b) If he habitually accepts or obtains or agrees to accept or attempts to obtain for himself or for any other person,any valuable thing without consideration or for a consideration which he knows to be inadequate from any person whom he knows to have been,or to be,or to be likely to he concerned in any proceeding or business transacted or about to be transacted by him or having any connection with the official functions of himself or of any public servant to whom he is subordinate,or from any,person whom he knows to be interests in or related to the person so concerned; or (c