Concept:
This question tests current knowledge regarding the leadership of state high courts within the Indian judicial system.
Step 1: Reviewing the appointment timeline for the Kerala High Court leadership.
Following recommendations by the Supreme Court Collegium and subsequent approval by the President of India, updates were made to the judicial leadership of the Kerala High Court.
Step 2: Identifying the current Chief Justice.
Justice Nitin Madhukar Jamdar, who previously served as a senior judge of the Bombay High Court, was officially appointed and sworn in as the Chief Justice of the Kerala High Court, succeeding the acting Chief Justice, Justice A. Muhamed Mustaque.
Step 3: Conclusion.
This confirms that Option (D) is the correct answer.