I think it might be A but I'm not sure
A vaccination can produce immunity to smallpox
Answer:
C. eating fruits / foods with higher sugar content
<span>The Coroner is an independent office holder with responsibility under the law for the medicolegal investigation of certain deaths. A Coroner must inquire into the circumstances of sudden, unexplained, violent and unnatural deaths. This may require a postmortem examination, sometimes followed by an inquest. Hope this helps:)</span>