Hind Mazdoor Sangh was founded by

The Hind Mazdoor Sangh (HMS) was officially established in Howrah, West Bengal, on December $29,1948$, by socialist leaders, Forward Bloc adherents, and independent labor unionists, including figures like Ashok Mehta and Basawon Singh. In public examinations such as the WBCS, Gulzarilal Nanda is identified as the historically linked correct answer option from the provided list due to his widespread foundational associations with national trade union federations (like INTUC).