Which of the following statement is incorrect about National Human Rights Commission?

a) National Human Rights Commission (NHRC) is a statutory body formed on 12 October 1993.
b) It was formed under the Protection of Human Rights Act, 1992.
c) Only a former Chief Justice of India or a judge of the Supreme Court should become chairperson of NHRC.
d) The Chairperson and members of NHRC are appointed till 3 years or till the age of 70 years, whichever is earlier.