Consider the following pairs:

State	Description
I. Arunachal Pradesh	The capital is named after a fort, and the State has two National Parks
II. Nagaland	The State came into existence on the basis of a Constitutional Amendment Act
III. Tripura	Initially a Part ‘C’ State, it became a centrally administered territory with the reorganization of States in 1956 and later attained the status of a full-fledged State

How many of the above pairs are correctly matched? [UPSC CSP 2025]