Correct Option (d)
M.N. Roy led the group of Indians who established the Communist Party of India (CPI) in Tashkent (then USSR) in October 1920. He was a prominent Marxist ideologue and the first Indian delegate to the Communist International (Comintern). Other key members involved in the founding included Abani Mukherjee and Mohammad Ali Mohammad Shafiq.
Incorrect Options
- H.K. Sarkar was not associated with the founding of the Communist Party of India or the early communist movement in India.
- P.C. Joshi later became a significant figure in the Communist Party of India, serving as its first General Secretary from 1935. However, he was not part of the group that founded the party in Tashkent in 1920.
- M.C. Chagla was a distinguished jurist, diplomat, and Union Cabinet Minister, not associated with the communist movement or the founding of the CPI.