illegal use of ergogenic substances
Answer:
B. Actions of Negligence
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<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.
Answer:
Targeted exercise should improve the performance of a certain task. Repetition of specific exercises will help improve the given task.
Answer:
A group of individual parts that work together to form a unified whole.
Explanation: