The correct answer is Fundamental Duties. Clarification: • Preamble finds the mention of the words "Sovereign, Unity and Integrity". • However, if you try to focus on the complete sentence i.e "To uphold and protect the Sovereignty, Unity and Integrity of India" is a provision mentioned in Article 51-A of the Constitution i.e Fundamental Duties. Explanation & Key Takeaways: Fundamental Duties: • The fundamental duties were incorporated in Part IV-A of our constitution through the 42nd Constitutional Amendment Act, 1976. • At present, there are eleven fundamental duties under article 51 A of the constitution. • The idea of Fundamental Duties has been borrowed from the erstwhile USSR. • Originally the duties were ten in number, later on through 86th Amendment Act, 2002, the eleventh Fundamental duty was added. • Swaran Singh Committee recommended the inclusion of Fundamental Duties in the Indian Constitution. • Fundamental duties are non-enforceable in nature. • Following are the eleven Fundamental Duties: • To abide by the Constitution and respect its ideals and institutions, the National Flag and the National Anthem. • To cherish and follow the noble ideals which inspired our national struggle for freedom. • To uphold and protect the sovereignty, unity, and integrity of India. • To defend the country and render national service when called upon to do so. • To promote harmony and the spirit of common brotherhood amongst all the people of India transcending religious, linguistic and regional or sectional diversities; to renounce practices derogatory to the dignity of women. • To value and preserve the rich heritage of our composite culture. • To protect and improve the natural environment including forests, lakes, rivers, wildlife and to have compassion for living creatures. • To develop the scientific temper, humanism and the spirit of inquiry and reform. • To safeguard public property and to abjure violence. • To strive towards excellence in all spheres of individual and collective activity, so that the nation constantly rises to higher levels of endeavour and achievement. • To provide opportunities for education to his child or ward between the age of six to fourteen years. This duty was added by the 86th Constitutional Amendment Act, 2002. Related Concepts: • Preamble: • The preamble can be referred to as the preface of the constitution as it highlights the entire constitution. • The preamble is the soul of the constitution as it is part of the constitution. • Preamble acts as an interpreter of the constitution. • Whenever a question of doubt arises in the interpretation of the constitution then the matter is decided in the light of the preamble. • Fundamental Rights: • Articles 12-35 of Part - III of the Indian Constitution deals with Fundamental Rights. • Fundamental rights are enforceable in the court of law. • Directive Principles of State Policy (DPSP): • Articles 36-51 of Part-IV of the Indian Constitution deals with Directive Principles of State Policy (DPSP). • They are borrowed from the constitution of Ireland. • DPSP's are non-justiciable and are not enforceable in the court of law. • They act as directives to the government to create any law. • They act as the ‘instrument of instructions’.