Which of the Possible Following Results Would Support the Hypothesis

Multiple Choice

Which of the possible following results would support the hypothesis that higher anti-HPV antibody levels are correlated with increased protection from HPV-related cancers?

A) People who have been vaccinated against HPV are diagnosed with cancer at similar rates as people who have not been vaccinated against HPV.
B) People who have been vaccinated twice against HPV are diagnosed with cancer at lower rates than people who have only been vaccinated once against HPV.
C) People who have not been vaccinated against HPV are diagnosed with cancer at lower rates than people who have been vaccinated against HPV.