Some Indian territory was transferred in 2015 to Bangladesh by following which procedure? (1) By an agreement between the Government of India and the Government of Bangladesh (2) By a legislation passed by the Parliament amending Schedule 1 to the Constitution of India (3) By amending Schedule 1 to the Constitution of India by exercising amending power of the Parliament (4) By amending Schedule 1 to the Constitution of India by exercising amending power of the Parliament and ratification by sixteen State Legislatures

Options

A. By an agreement between the Government of India and the Government of Bangladesh
B. By a legislation passed by the Parliament amending Schedule 1 to the Constitution of India
C. By amending Schedule 1 to the Constitution of India by exercising amending power of the Parliament
D. By amending Schedule 1 to the Constitution of India by exercising amending power of the Parliament and ratification by sixteen State Legislatures