Q.

Why are new and improved vaccines crucial in the fight against epidemics?

A. Vaccines are the only way to treat bacterial infections.
B. Vaccines are readily available for all known infectious diseases.
C. Vaccines provide immunity and reduce the spread of infectious diseases.
D. Vaccines eliminate the need for other public health interventions.
Answer» C. Vaccines provide immunity and reduce the spread of infectious diseases.
Explanation: Vaccines are crucial for preventing diseases in the first place, reducing the pool of susceptible individuals, and preventing the spread of infections, making them vital for combating epidemics.
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