Who wrote the book "Poverty and Un-British Rule in India"

Dadabhai Naoroji

The correct answer is Option (3) → Dadabhai Naoroji

The book "Poverty and Un-British Rule in India" was written by Dadabhai Naoroji. Dadabhai Naoroji  who is often referred to as the "Grand Old Man of India."  In his book "Poverty and Un-British Rule in India," he analyzed the economic exploitation of India by the British colonial rule.