The answer is: [C]: peptides .
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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: Toddlers have pot bellies because they have underdeveloped stomach muscles, so losing the pot belly would be because of muscle development.
Explanation:
Individuals with narcissistic personality disorder are characterized by arrogance
The victim is too scared to report what is going on because they are scared of the abuser.
Or the victim is afraid to leave the person because they feel they won't find anyone to love them again.
