++++ 1 . OFFICIALS - GRADE AND POST - CORRESPONDENCE - RIGHTS OF SERVANTS ( STAFF REGULATIONS OF OFFICIALS OF THE EC, ARTICLES 5 AND 7 ) 2 . OFFICIALS - DIRECTORS-GENERAL - POSTS - VARIED NATURE - ADAPTABILITY ESSENTIAL 3 . OFFICIALS - POST - ACCEPTANCE - ABILITIES REQUIRED - LACK THEREOF ALLEGED BY THE PERSON CONCERNED - TERMINATION OF SERVICE - COMPULSORY RETIREMENT - ABSENCE OF ANY RIGHT TO THE BENEFIT OF THESE ARRANGEMENTS