Which amendment of the Constitution is called as the 'mini constitution of India’ and was brought in during the national emergency in the year 1976?

42nd Amendment

The correct answer is Option  4 - 42nd Amendment

The 42nd Constitutional Amendment Act passed during emergency, 1976, also known as the Mini Constitution, was one of the most comprehensive amendments to the Indian Constitution. It made significant changes, including the addition of the Fundamental Duties, to promote social, economic, and political ideals in the country.