The correct answer is Rajya sabha. Important PointsLegislature of the Union, which is called Parliament, consists of the President and two Houses.Council of States (Rajya Sabha) and House of the People (Lok Sabha).Each House has to meet within six months of its previous sitting.A joint sitting of two Houses can be held in certain cases.Additional InformationRajya sabha - Rajya Sabha shall consist of 250 members, of which 12 members shall be nominated by the PresidentNomination among persons having special knowledge or practical experience in respect of such matters as literature, science, art and social service.Elections to the Rajya Sabha are indirect, members representing States are elected by elected members of legislative assemblies of the States in accordance with the system of proportional representation by means of the single transferable vote. Lok Sabha - The maximum strength of the House envisaged by the Constitution is now 552 530 members to represent States, 20 to represent Union Territories, and two members of the Anglo-Indian community to be nominated by the President.Election to Lok sabha is direct election on the basis of adult suffrage.