o an authority group with representatives from a number of central authorities, such as the National Agency for Education, the National Prisons and Probation Administration, the Board for Occupational Safety and Health, and the Immigration Board. ###>o un groupe d'autorité qui est composé de représentants d'un certain nombre d'autorités centrales, comme la National Agency for Education, la National Prisons and Probation Administration, le Board for Occupational Safety and Health et l'Immigration Board.