Arrange the following statements in chronological order:

A) The leaders of our nation enacted the States Reorganisation Act.

B) Hyderabad emerged as a democratic state under the leadership of Chief Minister Dr. Burgula Ramakrishna Rao.

C) Jawaharlal Nehru decided to merge Hyderabad state with the Union of India.

D) Coastal Andhra and Rayalaseema regions were carved out of Madras Presidency to form the state of Andhra.

Choose the correct answer: