Importance of Rajya Sabha: To maintain the federal equilibrium by protecting the interests of the states against the undue interference of the Centre. Hence statement 1 is correct. It enables a second and reflective expression of representative opinion. It acts as a deliberative body holding high-quality debates on important issues. Hence statement 2 is correct. It helps to initiate proposals for public policy. Hence statement 3 is correct. Both the Houses check one another avoiding parliamentary tyranny . It can ensure that the majoritarian of the Lower House does not undermine rule of law, Indian Constitution and public institutions . It acts as a knowledge domain due to the presence of experts. It represents the interests of the States and promotes Federalism . It can be the voice of sanity, of the excluded, and of citizen rights.