Which of the following pairs is correctly matched?

The correct answer is Option (1) → Backward Classes - a term in use since the late 19th century

Option (1) Backward Classes - a term in use since the late 19th century — Correct. The term Backward Classes has been in use in different parts of India since the late 19th century. It spread in Madras presidency from 1872, Mysore from 1918 and Bombay presidency from 1925.

Option (2) Dalit, in its new context - first used in Gujarati by Gandhian activists — Incorrect. Dalit in its new sense was first used in Marathi. Neo-Buddhist followers of Babasaheb Ambedkar brought it into use in the early 1970s.

Option (3) Textile Labour Association - founded by B.P. Wadia in Madras — Incorrect. The Textile Labour Association was founded in Ahmedabad by Gandhi in 1918. B.P. Wadia founded the first trade union, the Madras Labour Union, in Madras.

Option (4) AITUC - formed in Madras in 1920 — Incorrect. The All India Trade Union Congress was formed in 1920 in Bombay. Madras saw the first trade union, set up in 1918.