Which of the following steps are taken by the Government of India to give effect to Directive Principles of state policies (DPSPs)?
1. Enactment of Criminal Procedure Code
2. Passing Zamindari abolition bills
3. Nationalization of Commercial banks
4. Provisions for reservation for the upliftment of scheduled castes
5. Enactment of Indian Penal Code
6. Creation of National Legal Services Authorities Act
Select the correct answer using the code given below: