<prompt> Translate the following text to EnglishWakati katika miaka ya mwanzo ya kuwepo kwa GAO, mabadiliko ya majukumu na majukumu yake na mahitaji yaliyowekwa juu yake yalitokea polepole zaidi, hakuna shaka kwamba mabadiliko ya mazingira yanayoathiri utume wake katika miaka ya hivi karibuni yamekuwa ya kudumu na yametokea haraka zaidi.  <response>: Where, in the early years of GAOs existence, changes to its roles and responsibilities and to the demands placed on it occurred more slowly, there is no question that the environmental changes affecting its mission in recent years have been more persistent and have occurred more rapidly. 