The correct answer is Australia. Explanation & Key Takeaways: • The joint sitting of the two Houses of Parliament in the Indian Constitution is borrowed from the Constitution of Australia. Related Concepts: +-----------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Country | Features Borrowed | +-----------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | UK | Parliamentary government, Rule of Law, Legislative procedure, Single citizenship, Cabinet system, Prerogative writs, Parliamentary privileges, Bicameralism. | | US | Impeachment of the president, Functions of president and vice-president, Removal of Supreme Court and High court judges, Fundamental Rights, Judicial review, Independence of judiciary, The preamble of the constitution | | Irish | DPSP, Method of Election of the president, Members nomination to the Rajya Sabha by the President | | Canada | Centrifugal form of federalism where the centre is stronger than the states, Residuary powers vest with the centre, Centre appoints the Governors at the states, Advisory jurisdiction of the supreme court | | USSR | Fundamental duties, The ideals of justice (social, economic and political), expressed in the Preamble. | | Australia | Concept of Concurrent list, Article 108 i.e. Joint sitting of the two houses, Freedom of trade and commerce | | French | Concept of Republic, Ideals of Liberty, Equality and Fraternity(contained in the Preamble) | +-----------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+