Fluzone is a brand name for a very commonly given influenza vaccine. The vaccine is prepared by first harvesting flu viruses in chicken embryos and then breaking apart virus particles into protein subunits, thereby inactivating the virus. Your friend refuses to get the vaccine. Which of these statements is the only valid reason for her not to get the flu vaccine?
A. She could pass the virus onto her baby, causing the child to become autistic. B. She is allergic to eggs. C. She could catch the flu from the inactivated vaccine. D. She could die from the vaccine. Answer the question above and add more on who can benefit from a yearly flu vaccine and why? Include a reference.