Which one of the following statements is correct?

1 Statement (A) is correct. The Constituent Assembly of India was elected indirectly by the members of the newly elected Provincial Assemblies in 1946, following the scheme recommended by the Cabinet Mission Plan. 2 Statement (B) is incorrect. While Jawaharlal Nehru and Sardar Vallabhbhai Patel were prominent members of the Constituent Assembly, M.A. Jinnah (representing the Muslim League which initially boycotted and later withdrew) was not a member of the Constituent Assembly of India. 3 Statement (C) is incorrect. The First Session of the Constituent Assembly of India began on December 9, 1946, not in January 1947. 4 Statement (D) is incorrect. The Constitution of India was adopted by the Constituent Assembly on 26th November 1949. It came into force on 26th January 1950.