Consider the following statements regarding the National Human Rights Commission of India:
1. Its Chairman must be a retired Chief Justice of India
2. It exists in each state as State Human Rights Commission
3. Its powers are only recommendatory in nature
4. It is mandatory to appoint a woman as a member of the commission
Which of the above statements are correct?
(a) 1, 2, 3 and 4 (b) 2 and 4 (c) 2 and 3 (d) 1 and 3