D smoking damages cilia in the trachea and more particles enter the lungs
The answer is: C) require surgical masks to be worn by both patients and hospital staff.
Answer:
Health education helps to be free from fatal disease because when we have suffered from any diseases then we should see some symptoms and from the symptoms we can know that what kind of diseases is it .Health education helps to know that what kind of disaseas is it an we should treatment ourselves.
Explanation:
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