Q. He served as the Cabinet Minister for two terms. He was one among the makers of modern India. He was instrumental in building the basic economic and industrial infrastructure of the country and also left his mark on the Indian Constitution as a member of the Drafting Committee. He began his life as a businessman and went on to lay the foundation of the hugely successful firm. Who was he?
:  A. Tiruvellore Thattai Krishnamachari more