Volume should be the answer
Answer:
<em>to inform parents about childhood asthma; the style is formal.</em>
Explanation:
<em>In the second sentence, the author mentions "</em><em>If your child</em><em>" which tells us this is directed to the parents. The author is informing the parents about what to do if your child has asthma.</em>
The county school board should adopt a strict but realistic absentee policy for students