Which of the following are the functions of the National Commission for Scheduled Castes?
1) Providing Constitutional protection to Scheduled Castes
2) Investigating any case that violates the interests of Scheduled Castes
3) Submitting a report to the Prime Minister related to the protection of Scheduled Castes
4) Presenting to the President, annually and at such other times as the Commission may deem fit, reports upon the working of those safeguards
1
Only 1, 3 and 4
2
Only 1, 2 and 3
3
Only 1, 2 and 4
4
Only 2, 3 and 4