Answer:
its a.anemia, b.leukemia, d.bradycardia, e.hypoxia, and f.arrhythmia
Explanation: i think pls tell me if im wrong
B. the negative peer pressure is making her do things she wouldn't usually do which is damaging not only her friendships but also her body system
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Have a beautiful and joyful day ahead.
<h2>Answer:</h2>
<u>Natural gas is indoor pollutant</u>
<h2>Explanation:</h2>
From the options given above smog and vehicle exhaust are outdoor pollutants. Oxygen is not a pollutant at all. The only option left is natural gas. When we cook food or use heaters we use natural gas so the burning of natural gas pollutes the indoor environment that is why we can say that natural gas is indoor pollutants.
