Which statement about influenza vaccination indicates correct understanding?

Question

Accepted Answer

B. "Even if I got the flu shot last year, I may still need it this season." — Seasonal influenza vaccines are recommended based on current guidance; mild soreness is a common nonserious effect.

Answer

A. "If I had mild soreness after a shot once, I should never get another flu vaccine."

Answer

C. "Healthy adults never benefit from vaccination."

Answer

D. "The vaccine causes influenza because it contains a strong live virus in all forms."