<prompt> Translate the following text to EnglishIli kufanikiwa kutekeleza majukumu yake kwa Bunge na watu wa Marekani, GAO lazima kwanza na ya kwanza kuonekana kama kuaminika na lazima kuongoza kwa mfano.  <response>: To successfully carry out its responsibilities to the Congress and the American people, GAO first and foremost must be perceived as credible and must lead by example. 