Answer:
C
Explanation:
If you are 12-17 years old, then this is the answer. Otherwise D if you're 18-40, and B if you're 5-11. Hope this helps.
Answer: carbon monoxide,hydrogen cyanide
Explanation:
Hormones - a chemical realesed by the endocrine system in the bloodstream
Answer:
its going to be D. the unwanted sound caused by human activity that disrupts human and animal life
Explanation:
the statistics show that the rate of this increaced
