It's the 2nd and 4th one.
Hope this helps! (:
Answer:
I would say yes because If we have plastic in the oceon,cutting down trees, killing animals. Then Future genarations won't be able to see the tigers elephants and the other animals that we have now. In order for humans to change is if we stop using plastic or just reuses clothes, plastic,shoes,paper.
Explanation:
Do you mean it sounds like "Boohs", if that's the case then it is "Booze"
I think impiled but im really not sure best of luck