The disease that would call for prevention efforts to be focused on proper hand hygiene and food-preparation techniques is D. Hepatitis A.
Diseases which can be fought off by proper hygiene such as washing hands and plates properly are those that are spread primarily by contact with an infected person's personal utensils.
One such disease is Hepatitis A which can be spread when a person injests food that has the virus which can get into the food from contact with an infected person. Practicing proper hygiene therefore helps.
Options include:
A.Hepatitis C
B.Hepatitis B
C.AIDS
D.Hepatitis A
Find out more on Hepatitis A at https://brainly.com/question/26073143
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