Option 1: Gandhiji - Mahatma Gandhi was a prominent leader in the Indian independence movement, but he is not known for estimating the Indian national income or criticizing the drain of wealth from India to England.

Option 2: Gokhle - Gopal Krishna Gokhale was an important social and political reformer in early 20th century India. While he played a key role in advocating for reforms and education, he is not known for estimating national income or criticizing the drain of wealth from India.

Option 3: Naoroji - Dadabhai Naoroji, also known as the "Grand Old Man of India," was a notable nationalist leader, scholar, and economist. Naoroji estimated the Indian national income and published his findings in his book "Poverty and Un-British Rule in India." He criticized the constant drain of wealth from India to England through policies like the British colonial rule and the unequal trade practices.

Option 4: Tilak - Bal Gangadhar Tilak was a prominent Indian nationalist, social reformer, and freedom fighter. While he played a crucial role in the independence movement, he is not known for estimating national income or criticizing the drain of wealth from India.

Therefore, the correct answer is option