The 1918 influenza epidemic killed between 50 million and 100 million people worldwide. This epidemic happened near the end of W
orld War I. More people died from the influenza epidemic than were killed in the war. Which of the following explains why this virus was so deadly worldwide? Your answer: A.All of the answer choices B.Infected soldiers returning from the war spread the virus when they coughed. C.Medical personnel often became ill as a result of exposure to airborne virus particles.
