Correct option is D
As per Article 124(4) of the Indian Constitution, a Judge of the Supreme Court (and similarly of the High Court under Article 217 read with Article 124)
• Only one judge has faced impeachment proceedings so far – Justice V. Ramaswami (1993) – but the motion failed in Parliament.
• Impeachment requires special majority in both Houses (absolute majority + 2/3 of members present and voting).
• Judges (Inquiry) Act, 1968 defines the procedure for investigation.
• So far, no judge has been removed successfully through impeachment in India.
• Motion can be initiated by 100 Lok Sabha or 50 Rajya Sabha members.