Who headed the Interim Cabinet formed in the 1946?

1. The question asks who headed the Interim Cabinet (Interim Government) formed in 1946. 2. The Interim Government of India was formed on September 2, 1946, from the newly elected Constituent Assembly. 3. The Viceroy's Executive Council functioned as the Interim Government. 4. Jawaharlal Nehru served as the Vice-President of the Council, effectively functioning as the Prime Minister and head of the government. 5. The Viceroy (Lord Wavell, later Mountbatten) remained the President of the Council. 6. Therefore, Jawaharlal Nehru headed the Interim Cabinet. 7. This corresponds to option (B).