Question

Health is affected by all except
1. Vaccination
2. Smoking
3. Genetic defects
4. Infections

Answer 1

Answer:

Answer is Vaccination (1st option)

Explanation:

This is because vaccination is a small cluster of old or dying bacteria, viruses of the disease of the same kind. It mainly helps the body to build resistance against that particular disease. Soit does not affect the body

Hope it helps u