The correct answer is (c). The first session of the Constituent Assembly was held on 9th December, 1946.
The Constituent Assembly was a body of elected representatives that was tasked with drafting the Constitution of India. It was set up on 23rd August, 1947, and its first session was held on 9th December, 1946. The Assembly was made up of 389 members, of which 292 were elected from British India and 93 were nominated by the princely states. The Assembly was presided over by Dr. Rajendra Prasad.
The Assembly met for 166 days over a period of two years, 11 months and 18 days. It held 11 sessions, the last of which was held on 24th January, 1950. The Assembly adopted the Constitution of India on 26th November, 1949, and it came into force on 26th January, 1950.
The Constituent Assembly was a historic body that played a vital role in the making of modern India. It was a unique experiment in democracy, and its work has had a lasting impact on the country.
The other options are incorrect. Option (a) is incorrect because the first session of the Constituent Assembly was held on 9th December, 1946, not 16th August, 1947. Option (b) is incorrect because the Constitution of India was adopted on 26th November, 1949, not 26th January, 1948. Option (d) is incorrect because the first session of the Constituent Assembly was held on 9th December, 1946, not 26th November, 1946.