The correct answer is Dadabhai Naoroji .

Dadabhai Naoroji was the first Indian to be elected to the British Parliament. He was born on September 4, 1825, in Mumbai, Maharashtra. Naoroji was a Parsi scholar and an Indian nationalist who played a significant role in the Indian independence movement.

In 1892, Dadabhai Naoroji was elected to the British Parliament as a member of the Liberal Party. He represented the Central Finsbury constituency in London and served as a Member of Parliament (MP) for three terms – 1892 to 1895, 1900 to 1906, and 1910 to 1912.

During his time in Parliament, Naoroji was a vocal advocate for Indian independence and the rights of Indians living in Britain. He used his position to bring attention to the economic exploitation of India by the British and campaigned for Indian representation in the British administration.

Naoroji’s most significant contribution to Indian politics was his theory of the ‘drain of wealth’. He argued that India was being drained of its wealth by the British through economic policies such as the imposition of heavy taxes and the export of raw materials. He believed that this exploitation was the root cause of India’s poverty and underdevelopment.

In conclusion, Dadabhai Naoroji was the first Indian to be elected to the British Parliament. He used his position to advocate for Indian independence and bring attention to the economic exploitation of India by the British. His theory of the ‘drain of wealth’ continues to be a significant contribution to Indian economic thought.