    Sentence 1: Most. recently, GAO  reviewed. activities ‘of '. the  White House China Trade  Relations Working Group, which  was. established at the request  of President Clinton -in. the  exercise:of. his’. Constitutional  powers: .         Sentence 2: President: Clinton  was... utilizing... the ~ powers  granted’ -to . him -. by. the  Constitution ‘when. he ,made the  request,