<span>The correct answer is C. respiratory ilness. Ozone is useful when it's up in the air and protects us from Ultra Violet lights. If it's on the ground it can inflame our respiratory systems and even damage them causing people to develop asthma or other types of lung diseases, sometimes even including cancer.</span>
The 2nd option carbon monoxide
about one meter long and 5 cm wide
Answer:
A. Class size can help us predict school achievement
Explanation:
