Q5. Consider the following statements regarding states reorganization:
1. The states reorganization needs an amendment under Article 368.
2. A bill so introduced needs the prior approval of the President.
3. Before recommending such a bill, the President has to refer the bill to the concerned state legislature for its views.
4. The reference has to be made to the legislatures of Union territories also when their boundary is altered.
Which of the above statements is/are correct?