Who was known as the "Grand Old Man of India"?

The correct answer is Option (3) → Dadabhai Naoroji

Dadabhai Naoroji (1825–1917), one of the founders of the Indian National Congress and its President three times (1886, 1893, 1906), is called the “Grand Old Man of India”. In Poverty and Un-British Rule in India he set out the drain theory, showing how India’s wealth flowed to Britain, and he was the first Indian elected to the British House of Commons (1892).