Which of the following actions can be taken by the National Commission for Scheduled Castes, to protect the interests of the Scheduled Castes?

1. 1.It can Suo-motu investigate into the atrocities conducted on scheduled castes.
2. 2.It is the final authority for inclusion or exclusion of any caste in scheduled list.
3. 3.It has the power to punish for the wrongdoings done to scheduled castes.

Select the correct answer using the code given below: