Which of the Following Has Had a Major Impact in Reducing

Question

Which of the following has had a major impact in reducing mortality due to infectious diseases?
A)Mass immunisation.
B)The ability to identify the microorganisms responsible for infections.
C) The discovery of antibiotics.
D)Improvements in standards of sanitation facilities and quality of water supply.
E)All of the above.

Accepted Answer

Mass immunisation has greatly reduced the incidence of infectious diseases, while the ability to identify microorganisms responsible for infections has facilitated the development of vaccines and targeted treatment with antibiotics. Improvements in sanitation facilities and water supply have also played a critical role in reducing transmission of infectious diseases. Thus, all of these factors have had a major impact in reducing mortality due to infectious diseases.