<prompt> Translate the following text to EnglishKama malengo ya kazi ya kufanya kubadilika kwa kiasi kikubwa au kama eneo la kazi inahitaji kubadilishwa, GAO itatangaza shirika-mteule wa uhusiano wa kati au msingi wa mawasiliano ya mabadiliko haya.  <response>: If the objectives of the work to be performed change significantly or if the location of the work needs to be modified, GAO will notify the agency-designated central liaison or primary point of contact of these changes. 