What connection does the author draw between democracy and elite?

According from the author named C. Wright Mills, amid the best-known power-elite philosophers, the leading of elite in the United States of America draws its associates from three areas: high-ranking military officials, major corporate owners and directors, and the highest political officers including the president and a handful of key cabinet members and close advisers.

answer michelangelo; i believe this is correct, plz check first good luck;