Q. Which of the following constitutional amendment act related to the National Judicial Appointments Commission?
Answer: D
Notes:
Explanation: The 99th Constitutional Amendment Act of 2014 and the National Judicial Appointments Commission Act of 2014 have replaced the collegium system of appointing judges to the Supreme Court and High Courts with a new body called the National Judicial Appointments Commission (NJAC).
Source: Laxmikanth’s Polity

