Name the person who is nicknamed as "Milkman of India."

Verghese Kurien

Sunderlal Bahuguna Ji (9 January 1927 – 21 May 2021) was an Indian environmentalist and Chipko movement leader.

Choudhary Charan Singh was an Indian politician and farmer leader, who served as the Prime Minister of India for a short period of time from July 1979 to January 1980.

Verghese Kurien, nicknamed the ‘Milkman of India’, played a crucial role in the story of Gujarat Cooperative Milk and Marketing Federation Ltd which launched Amul.

J. C. Kumarappa (born Joseph Chelladurai Cornelius) (4 January 1892 – 30 January 1960) was an Indian economist and a close associate of Mahatma Gandhi.