The affected group of states from 100 th Constitutional Amendment is

The correct answer is West Bengal, Tripura, Meghalaya .​ The affected group of states from 100th Constitutional Amendment is the territories of the states of Assam, West Bengal, Meghalaya and Tripura . Many of these are enclaves (i.e., territory belonging to one country that is entirely surrounded by the other country), and there are even enclaves-within-enclaves. Key Points The affected group of states from 100th Constitutional Amendment is the territories of the states of Assam, West Bengal, Meghalaya and Tripura. Many of these are enclaves. Enclaves: A territory belonging to one country that is entirely surrounded by the other country . The Bill amends the First Schedule of the Constitution. It gives effect to an agreement entered into by India and Bangladesh on May 16, 1974. The First Schedule of the Constitution defines the area of each union territory and state which constitute India. Important Points India and Bangladesh share a 4,096 km land boundary. Internationa land boundary covers West Bengal, Assam, Tripura, Meghalaya and Mizoram. This is largest among the international boundaries that India shares with its neighbour countries. Additional Information How constitutional amendment takes place: ​ ​ Type of amendment Criteria The law that amends constitution Article 368: Affecting state: need to ask the state if affecting the federal structure or no need to ask if affecting the unitary federal structure Not affecting the state: by 2/3 majority of present and voting such that (number>total strength of house) Outside article 368: simple process as an ordinary bill The law that does not amend the constitution Ordinary bill Money bill Financial bill