Who was the founder of ‘Hindustan Socialist Democratic Union?’

• (a)Vyomesh Chandra, Gopen Chakravartee, Sacheendra Sanyal
• (b)Gopen Chakravartee, Faneendra Banerjee, Dharnee Goswami
• (c)Vyomesh Chandra Banerjee, Ajay Ghosh, Sacheendra Sanyal
• (d)Yateendranath, Ajay Ghosh, Phanindranath Ghosh