The correct option is C Sardar Vallabhbhai Patel
Sardar Vallabhbhai Patel was the 1st Deputy Prime Minister of India. He took charge of the states department in July 1947. He handled the task of integrating 562 independent states with a democratic self-governing India. He persuaded them to surrender defence, foreign affairs and communication to the government of India. By August 15, 1947 all except Hyderabad, Junagarh and Kashmir acceded to India.