Although the two passages express opposing views, they both talk about how vaccinations affect community health. Which of the choices has a logical conclusion drawn from the two articles?
A) People should begin to question the value of medical research.
B) Polio might return to America if all children are not vaccinated.
C) People who don't vaccinate their children don't care about their communities.
D) People need to decide whether community or individual health is more important.