In which of the following cases did the Supreme Court propounded the 'Theory of Basic Structure' of the Constitution?

Explanation

In 1973, the Supreme Court, in Kesavananda Bharati vs. State of Kerala, laid down the Basic Structure Doctrine. In this historic judgment, the 13-judge Constitution Bench accepted Parliament’s power to amend the Constitution, but also held that no amendment can violate the basic structure of the Constitution.