3. Consider the following statements with reference to provisions of the Delhi Special Police Establishment Act:
1.The Central Vigilance Commission exercises superintendence over the Central Bureau of Investigation in relation to offences under the Prevention of Corruption Act, 1988.
2.The CBI director cannot be transferred without the previous consent of a high-powered committee chaired by the Chief Justice of India.
3.The CVC has no role, whatsoever, in curtailing or extending the tenure of the CBI director.
Which of the statements given above is/are correct?