What can an individual do to further public health? A. Go to the doctor regularly B. Eat nutritious food C. Get physical exercise D. Get the required vaccinations

The question asks about the actions an individual can take to further public health. Each of the options provided contributes to personal health and, by extension, public health. Regular doctor visits (A) can help detect and prevent diseases early, promoting overall health. Eating nutritious food (B) ensures that the body gets essential nutrients, which is crucial for maintaining health and preventing diseases. Physical exercise (C) is vital for maintaining physical fitness and mental health. Lastly, getting the required vaccinations (D) is essential for preventing the spread of infectious diseases, thereby protecting not only the individual but also the community at large. Therefore, all the options are correct in the context of promoting public health.