Indian Polity · Polity

Consider the following statements regarding the Union Public Service Commission (UPSC): I. The UPSC is a constitutional body established under Articles 315 to 323 in Part XIV of the Constitution. II. At least half of the members of the Commission must be persons who have held office for at least ten years under the Government of India or a State Government. III. The Chairman and members of the Commission hold office for a term of six years or until they attain the age of 65 years, whichever is earlier. IV. The President can remove the Chairman or any other member for misbehaviour only after the Supreme Court has held an inquiry and recommended removal. How many of the statements given above are correct?