Who was the founder of Independent Labour Party?

Bhimrao Ambedkar

The correct answer is Option (3) → Bhimrao Ambedkar

Babasaheb Bhimrao Ramji Ambedkar (1891-1956): Leader of the anti-caste movement and the struggle for justice to the Dalits; scholar and intellectual; founder of Independent Labour Party; later founded the Scheduled Castes Federation; planned the formation of the Republican Party of India; Member of Viceroy’s Executive Council during the Second World War; Chairman, Drafting Committee of the Constituent Assembly; Minister in Nehru’s first cabinet after Independence; resigned in 1951 due to differences over the Hindu Code Bill; adopted Buddhism in 1956, with thousands of followers.