What is Director Identification Number (DIN) ? (A) An identification number which the individual company allots to the intending director (B) A number which the Central Government allots to any individual intending to be appointed as director or to any existing director of a company (C) A number which the SEBI allots to any individual intending to be appointed as director or to any existing director of a company (D) A number which the Central Government allots to retired directors so as to build data base.