Introduction:

The Preamble to the Constitution of India is a brief introductory statement that sets out the guiding principles and objectives of the Constitution. It outlines the ideals and aspirations of the people of India and serves as a guiding light for the interpretation and implementation of the Constitution.

Explanation:

The correct answer is option 'C' - Secularism. The term "Secularism" is not explicitly mentioned in the Preamble to the Constitution of India. However, the concept of secularism is implied in the Preamble and is an integral part of the Constitution.

Contents of the Preamble:

The Preamble to the Constitution of India consists of several key components which outline the basic structure and objectives of the Constitution. These components include:

1. Sovereign: The term "Sovereign" implies that India is an independent nation and has the freedom to govern itself without any external interference.

2. Socialist: The term "Socialist" signifies the commitment of the Indian state to achieve social and economic equality by promoting social justice and the welfare of the people. It aims to reduce inequalities and ensure the equitable distribution of resources.

3. Secular: Although the term "Secular" is not explicitly mentioned in the Preamble, the concept of secularism is implicit in the Constitution. India is a secular country that guarantees freedom of religion and maintains equal respect for all religions.

4. Democratic: The term "Democratic" signifies that India is a democratic country where the power is vested in the hands of the people. It emphasizes the principles of popular sovereignty, equality, and participation in the decision-making process.

5. Republic: The term "Republic" implies that India is a republic nation where the head of state is an elected representative and not a hereditary monarch.

6. Justice: The Preamble also emphasizes the importance of justice, both social and economic, as a fundamental principle of the Indian Constitution. It aims to establish a just and egalitarian society.

7. Liberty: The Preamble guarantees liberty to all citizens of India, ensuring freedom of thought, expression, belief, faith, and worship.

8. Equality: The concept of equality is enshrined in the Preamble, which seeks to eliminate discrimination and promote equal opportunities for all individuals.

9. Fraternity: The Preamble also emphasizes the promotion of fraternity, assuring the dignity and unity of the nation.

Conclusion:

While the term "Secularism" is not explicitly mentioned in the Preamble to the Constitution of India, the concept of secularism is inherent in the Constitution. The Preamble outlines the key ideals and objectives of the Indian Constitution, emphasizing principles such as sovereignty, socialism, democracy, justice, liberty, equality, and fraternity. These principles form the foundation of the Indian democracy and guide its functioning.