Explanation:

- Option 1: Chief Justice of the Supreme Court

- The Chief Justice of the Supreme Court is not responsible for appointing judges to the High Court. However, they are consulted in the process.

- Option 2: Chief Minister of the concerned state

- The Chief Minister does not appoint High Court judges. They may be consulted during the process, but the appointment is not their decision.

- Option 3: Governor of the concerned state

- The Governor does not appoint High Court judges. The Governor only acts on the advice of the council of ministers in state matters.

- Option 4: President

- The President of India appoints the Chief Justice and other Judges of the High Court. This appointment is made in consultation with the Chief Justice of India and the Governor of the state.