Correct option is B
Ans.(b) Constitution
Explanation:
The correct answer is Constitution. A Constitution is the written document that defines the fundamental principles, rights, duties, and governance structure of a country. The Indian Constitution was adopted on 26 November 1949 and came into effect on 26 January 1950.
Information Booster:
● The Indian Constitution is the longest written Constitution in the world.
● It consists of a Preamble, 25 Parts, 12 Schedules, and over 470 Articles.
● It establishes the Fundamental Rights, Directive Principles, and Fundamental Duties.
● The Government of India Act, 1935, was a major source of its structure.
● It provides for a federal structure with unitary features.
● The amendment process is flexible yet rigid, allowing changes when necessary.