The correct answer is: B. Ajay Ghosh
Ajay Ghosh was a revolutionary from Bihar who attended the meeting of Hindustan Socialist Republican Army in September, 1928. He was born in 1909 in the village of Bikramganj in Bihar. He was educated at the University of Calcutta, where he studied law. He joined the Hindustan Socialist Republican Army in 1928 and was involved in several revolutionary activities. He was arrested in 1932 and sentenced to life imprisonment. He was released from prison in 1946. He died in 1981.
Phanindranath Ghosh was a revolutionary from Bengal who was not involved in the Hindustan Socialist Republican Army. He was born in 1889 in the village of Chandannagar in Bengal. He was educated at the University of Calcutta, where he studied law. He joined the Anushilan Samiti in 1906 and was involved in several revolutionary activities. He was arrested in 1908 and sentenced to life imprisonment. He was released from prison in 1921. He died in 1966.
Jyotindrnath Mukherjee was a revolutionary from Bengal who was not involved in the Hindustan Socialist Republican Army. He was born in 1887 in the village of Calcutta in Bengal. He was educated at the University of Calcutta, where he studied law. He joined the Jugantar Party in 1906 and was involved in several revolutionary activities. He was arrested in 1908 and sentenced to life imprisonment. He was released from prison in 1921. He died in 1952.
Bhagat Singh was a revolutionary from Punjab who was not involved in the Hindustan Socialist Republican Army. He was born in 1907 in the village of Khatkar Kalan in Punjab. He was educated at the National College in Lahore. He joined the Hindustan Socialist Republican Army in 1928 and was involved in several revolutionary activities. He was arrested in 1929 and sentenced to death. He was executed in 1931.