Which ofthe following statements represent the unitary features of Indian constitution?

1. 1.Laws on the subjects under concurrent list can be made by both central and state government.
2. 2.The states in India do not have any right to frame their own constitution.
3. 3.Amendments to the Seventh Schedule can be done by the joint action of the central and state government.
4. 4.The governor is empowered to reserve certain types of bills passed by the state legislature for the consideration of the President.
5. 5.Comptroller and Auditor-General of India is appointed by the President of India.

Select the correct answer using the code given below: