A 60-year old man is diagnosed to be suffering from Legionnaires' disease after the returns home from attending a convention. He could have acquired it -: (A) From a person suffering from the infection while travelling in the aeroplane, (B) From a chronic carrier in the convention center, (C) From inhalation of the aerosol in the air conditioned room at convention center, (D) By sharing an infected towel with a fellow delegate at the convention
Answer is C. None