The correct answer is A. Anugrah Narayan Singh.
Anugrah Narayan Singh was the first Chief Minister of Bihar from 1947 to 1957. He was a member of the Indian National Congress and a close associate of Mahatma Gandhi. He was born in 1899 in the village of Simraon in the Darbhanga district of Bihar. He was educated at the Patna University and the Allahabad University. He started his political career as a member of the Bihar Legislative Council in 1937. He was elected to the Constituent Assembly of India in 1946. After the independence of India, he was appointed as the Chief Minister of Bihar. He was a popular leader and was known for his simplicity and honesty. He died in 1967.
B. Jayaprakash Narayan was a socialist leader and a freedom fighter. He was born in 1902 in the village of Sitamarhi in the Saran district of Bihar. He was educated at the Patna University and the Columbia University. He started his political career as a member of the Indian National Congress. He was a close associate of Mahatma Gandhi and Jawaharlal Nehru. He was elected to the Constituent Assembly of India in 1946. After the independence of India, he left the Indian National Congress and formed the Socialist Party. He was a strong critic of the Congress government and led the movement against the Emergency in 1975. He died in 1979.
C. Sri Krishna Singh was a freedom fighter and a politician. He was born in 1880 in the village of Simraon in the Darbhanga district of Bihar. He was educated at the Patna University and the Allahabad University. He started his political career as a member of the Indian National Congress. He was a close associate of Mahatma Gandhi. He was elected to the Central Legislative Assembly in 1923. He was a member of the Constituent Assembly of India. After the independence of India, he was appointed as the Governor of Bihar. He died in 1961.
D. Dr Rajendra Prasad was a freedom fighter and the first President of India. He was born in 1884 in the village of Zeradei in the Saran district of Bihar. He was educated at the Patna University and the Allahabad University. He started his political career as a member of the Indian National Congress. He was a close associate of Mahatma Gandhi. He was elected to the Central Legislative Assembly in 1916. He was a member of the Constituent Assembly of India. After the independence of India, he was elected as the first President of India. He died in 1963.