Which of the following statements about National Human Rights Commission, India is/are correct?

 1. It can intervene in court proceedings involving human rights violations with the approval of the court

2. It can undertake research in the field of human rights
3. It cannot investigate human rights violation on its own initiative

Select the answer using the code given below:

(a) 1, 2 and 3
(b) 1 and 2 only
(c) 2 and 3 only
(d) 3 only