Correct Answer:
Option B - In 1972 Manipur, Meghalaya and Tripura joined the India Union. Thus the total number of states in India was increased to 21. On 21 January, 2020 three states celebrated their Establishment Day on completion of 48 years of their formation.
B. In 1972 Manipur, Meghalaya and Tripura joined the India Union. Thus the total number of states in India was increased to 21. On 21 January, 2020 three states celebrated their Establishment Day on completion of 48 years of their formation.