Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Which of the following is INCORRECT
A．Terry is the first one who issued "Report on Smoking and Health". B．Many articles had already been written on the effect of smoking on human body 30 years ago. C．Tobacco companies denied the reports that show smoking causing diseases. D．The problem that smoking causes diseases hasn’t been settled yet.