Angela reads about a study that reports that getting the flu vaccine reduces the risk of getting the seasonal flu. She says, Well, that study is not valid because I got the vaccine one year and I still got the flu" What is true regarding this logic?   A. her one experience  is enough to falsify the claim   B. her experience is irrelevant because it was not based on direct observation   C. her experience does not falsify the conclusion of the study because science is probabilistic

Angela reads about a study that reports that getting the flu vaccine reduces the risk of getting the seasonal flu. She says, Well, that study is not valid because I got the vaccine one year and I still got the flu"

What is true regarding this logic?