The correct answer is option 'A' - December 13, 1946.

Explanation:

Background:
The Constituent Assembly of India was formed in 1946 to draft the Constitution of independent India. It was tasked with the responsibility of framing a constitution that would govern the nation after its independence from British colonial rule.

Objective Resolution:
The Objective Resolution, also known as the 'Preamble of the Constitution', laid the foundation for the principles and ideals on which the Indian Constitution would be based. It was moved by Jawaharlal Nehru, the first Prime Minister of India, on December 13, 1946.

Key Points:

1. Significance of the Objective Resolution:
- The Objective Resolution was a crucial step in the process of framing the Indian Constitution as it outlined the fundamental principles that would guide the future constitution-making process.
- It reflected the aspirations and values of the people of India and provided a vision for the democratic and inclusive nature of the Indian state.

2. Content of the Objective Resolution:
- The Objective Resolution emphasized the importance of sovereignty, equality, and social justice in the governance of the country.
- It aimed to create a democratic and secular nation that would ensure the welfare and progress of all its citizens.
- The resolution also sought to promote freedom, dignity, and rights for all individuals, irrespective of their caste, religion, gender, or background.

3. Debates and Discussions:
- The Objective Resolution was debated and discussed extensively in the Constituent Assembly before its final adoption.
- Many members of the Assembly, including Dr. B.R. Ambedkar, Sardar Vallabhbhai Patel, and Rajendra Prasad, contributed to the discussions and provided valuable insights into the principles and provisions of the resolution.

4. Adoption and Incorporation:
- After thorough deliberations, the Objective Resolution was adopted by the Constituent Assembly on January 22, 1947.
- It served as the guiding document for the Constitution-making process and laid the foundation for the principles and values enshrined in the Indian Constitution.

In conclusion, the Objective Resolution was moved in the Constituent Assembly on December 13, 1946, by Jawaharlal Nehru. It played a significant role in shaping the principles and ideals of the Indian Constitution and provided a vision for the democratic and inclusive nation that India would become.