SELLING OF ADVERTISING TIME ON RADIO BROADCASTING STATIONS AFFILATED WITH THE APPLICANT, PREPARING OR HAVING PREPARED FOR, AND/OR DISTRIBUTING TO SAID STATIONS FOR BROADCAST THEREFROM PROGRAMS IN BEHALF OF ADVERTISERS OR FOR SUSTAINING PURPOSES, PREPARING OR HAVING PREPARED FOR AND/OR DISTRIBUTING TO SAID STATIONS TRANSCRIPTIONS AND/OR SCRIPTS FOR USE BY SAID STATIONS AS PART OF SAID PROGRAMS