The correct answer would be that Diarrheal Diseases - Food Washing, Hepatitis - Avoidance of IV Drugs, and Mumps - Vaccination! If you need anymore help be sure to ask!
Answer: There are some preventive measures which helps in preventing diseases.
Diarrheal Diseases: Diarrheal diseases can be controlled by keeping the food and water clean.The area in which the food is being prepared must be hygienic. The dirty places and contaminated food and water leads to diarrheal cases.
Hepatitis : Avoidance of the IV drugs can protect you from getting infected by this disease. The person can get hepatitis by using the used injection again.
Mumps: It can be prevented by getting vaccine which can prevent a person from getting mumps. In this condition the person suffers from pain and inflammation in the throat regions.
