The correct option is B Sind
After holding discussions with the Congress and the League members viz. M A Jinnah, Jawaharlal Nehru, Gandhi, Sardar Patel, Maulana Azad, etc. Lord Mountbatten announced the plan on 3rd June, 1947. Under this Plan, the British would transfer power to two successor authorities — the Congress and the Muslim League. On 15th August, 1947 India attained independence, and Pakistan was created as a new Dominion on 14th August, 1947. East Bengal, West Punjab, Sind, and Chief Commissioner’s Province of Baluchistan were made a part of Pakistan.