It began in the year of "Ancient Times"
The definition of hygiene says cleanliness. A does not have to do with that. B does because keeping that clean prevents food diseases like salmonella. C has nothing to do with hygiene. D has nothing to do with being clean. So the answer would be B. I hope this helps!
Answer:
1. disease involving abnomalities present at birth: congenital
2. arteries that feed the heart: coronary
3. the growth of abnormal cells: cancer
4. when the body is unable to use the hormone insulin: diabetes
Explanation:
You can let an adult know?