The correct answer is C) Chief Minister.
The Chief Minister is the head of the executive branch of the government of Kerala. The Chief Minister is appointed by the Governor of Kerala, who is the head of state of Kerala. The Chief Minister is responsible for the day-to-day running of the government and for appointing the other members of the Council of Ministers.
The Governor is the head of state of Kerala. The Governor is appointed by the President of India. The Governor is responsible for appointing the Chief Minister and for dissolving the Legislative Assembly.
The Speaker of the Assembly is the presiding officer of the Legislative Assembly of Kerala. The Speaker is elected by the members of the Legislative Assembly. The Speaker is responsible for maintaining order in the Assembly and for presiding over the proceedings of the Assembly.
The Chief Justice of the High Court is the head of the High Court of Kerala. The Chief Justice is appointed by the President of India. The Chief Justice is responsible for the administration of justice in the High Court.