Answer:
The correct answer is C. Dr Michael DeBakey wrote a report connecting smoking to lung cancer.
Michael DeBakey was an American surgeon who was one of the creators of cardiac surgery and vascular surgery. In 1952 he was the first to replace a blood vessel with a plastic prosthesis. De Bakey was a pioneer of vascular surgery and cardiac surgery. He also invented the roller pump - thanks to which an artificial lung-heart was constructed.