I can explain that the public's belief about the Covid19 Pfizer vaccine is related to their fear of the unknown. While the vaccine is based on a new technology, it has gone through extensive clinical trials and has been approved for emergency use by regulatory bodies around the world.
The vaccine has been shown to be highly effective in preventing severe illness, hospitalization, and death from Covid19. While no vaccine is completely risk-free, the benefits of vaccination far outweigh the risks.
It is important to note that misinformation and rumors spread on social media can contribute to vaccine hesitancy. It is essential to consult with trusted medical professionals and reliable sources of information to make informed decisions about vaccination.
Therefore, option d. The public is sometimes mistaken in estimating the probability of death is the most appropriate answer among the options given as it highlights that people's beliefs about the vaccine may not be based on factual information.
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