The correct option is B.N. Rau.
Explanation
The Drafting Committee was the most critical committee of the Constituent Assembly, established on August 29, 1947. Its primary task was to prepare a draft of the new Constitution for India.Detailed Analysis:
- The Drafting Committee consisted of seven members:
- Dr. B.R. Ambedkar (Chairman)
- N. Gopalaswamy Ayyangar
- Alladi Krishnaswamy Aiyar
- Dr. K.M. Munshi
- Syed Mohammad Saadullah
- N. Madhava Rau (replaced B.L. Mitter due to ill health)
- T.T. Krishnamachari (replaced D.P. Khaitan following his death)
- Sir B.N. Rau was the Constitutional Advisor to the Constituent Assembly. He prepared the initial draft of the Constitution which the Drafting Committee used as a base, but he was not a member of the committee itself.
Key Takeaway:
Sir B.N. Rau served as the Constitutional Advisor to the Constituent Assembly, whereas Dr. B.R. Ambedkar served as the Chairman of the Drafting Committee.