There are many signs, this may help you with your answer https://www.drugabuse.gov/publications/principles-adolescent-substance-use-disorder-treatment-resear...
Your parents or counsuler
Answer:
A. tornado
Explanation:
A spill and pollution are man-made and preventable. A natural disaster is neither of those.
I think it’s DNA? i may be wrong
Speaking clearly, letting the person know excastly what you are thinking/feeling
