Try to get a better stethoscope.
Here are the correct pairs:
Influenza - Vaccination
The vaccination would make your body become unsuitable environmnet for the virus to live off, so you would not be infected. The vaccination would be re-developed every two years since virus can adapt to the old one.
HIV - education
We still have not found the vaccines to prevent HIV from infecting our body. The best method of prevention would be education. We need to teach the children that HIV can be spread through unsafe sex, needle sharing, or blood transfusion.
Kidney failure - organ donation
Every individuals have 2 kidneys and we can still live if we give one of them. Usually immediate families such as parents or siblings had a suitable match for the kidney donation.
Just walk out and if you end up getting in trouble tell them you really needed to go and couldn't wait anymore.
Answer:
population and environment are integrated terms. They are interrelated in many respects. Health of an individual is directly associated with the environment in which one is living. Similarly, rapid population growth provokes massive environmental degradation.
