Which of the following best describes how vaccination primes B cells for a stronger secondary immune response?

• A. Vaccination directly increases the number of naive B cells in the body.
• B. Vaccination eliminates all effector B cells after the first exposure.
• C. Vaccination exposes B cells to a harmless form of the pathogen, allowing them to produce memory cells for faster response upon re-exposure.
• D. Vaccination prevents B cells from recognizing self-antigens.

Answer: (C)