The correct option is A Jay Prakash Narayan
The Socialist thoughts became popular during 1930s in and out of Congress party. By 1934, a Socialist Group had clearly emerged in the congress. Most of the socialists were younger generation. They established Congress Socialist Party. Jaya Prakash Narayan became its General Secretary. Acharya Narendra Dev, Jawaharlal Nehru and Subhas Chandra Bose were the other leaders. Though Nehru identified himself as Socialist, he was with Gandhiji.