Correct Option (A):
The First Schedule of the Indian Constitution lists the names of the States and Union Territories, along with their respective territorial jurisdictions. Any changes to the names, boundaries, or creation of new states or union territories necessitate an amendment to this Schedule, often in conjunction with Articles 2, 3, and 4 of the Constitution.
Incorrect Options:
The Second Schedule contains provisions relating to the salaries, allowances, and privileges of various constitutional functionaries, including the President, Governors, Speaker and Deputy Speaker of the Lok Sabha, Chairman and Deputy Chairman of the Rajya Sabha, Judges of the Supreme Court and High Courts, and the Comptroller and Auditor-General of India.
The Third Schedule specifies the forms of oaths or affirmations to be taken by various constitutional office-holders and elected representatives, such as Union Ministers, Members of Parliament, Judges of the Supreme Court and High Courts, and State Ministers.
The Fourth Schedule deals with the allocation of seats for states and union territories in the Rajya Sabha (Council of States), based on their population.