<prompt> Translate the following text to EnglishCongress haingekuwa na haja ya kuongeza masharti ya uthibitisho ili kulinda washauri wa rais ikiwa rekodi zao hazikuwa ndani ya wigo wa mamlaka ya ufikiaji wa GAO.  <response>: Congress would not have needed to add the certification provision to protect the presidential advisers if their records were not within the scope of GAOas access authority. 