Correct Option: A

The Gauhati High Court was established on 1 March, 1948 after the Government of India Act 1935 was passed. It was originally known as the High Court of Assam and Nagaland, but renamed as Gauhati High Court in 1971 by the North East Areas (Reorganisation) Act, 1971. It has largest jurisdication in terms of states, with its area covering the states of Assam, Arunachal Pradesh, Ngaland and Mizoram.