42^nd Amendment has introduced an innovation in the Indian Constitution in the form of new Article 323A

A. Parliament may establish tribunals for adjudication of disputes concerning recruitment and conditions of service of civil servants

B. Supreme Court has no original jurisdiction involving head of the State

C. The State control over district courts is vested in the High Courts

D. It is the duty of the UPSC to conduct examinations for appointment to services of the Union

Answer: Option A