Since it is a 12 digit number, there are chances of mistakes in day to day life. However, ISO has introduced the check digit, using which one can identify the correctness of the ISIN number. The check digit helps in identifying the errors in previous 11 bits.
Helen Adams Keller (June 27, 1880 â June 1, 1968) was an American author, political activist, and lecturer.
A: Helen Keller is famous for overcoming the misfortune of being both deaf and blind to become a leading humanitarian of the 20th century. She is also one of the co-founders of the American Civil Liberties Union, a nonpartisan organization that devotes its work to the preservation of the basic rights that were set forth in the U.S. Constitution.