1 - B) <span>All this [destruction] is happening before our eyes</span>2
2 - C) I wonder if they will even exist for my children
3 - A) we all share the same air, water, and soil
4 - C) a few years ago we found the fish full of cancers.
Answer:
The Eiffiel Tower in Paris would really tempt someone to take selfies because it has a nice view of Paris and is a safe place to watch the sun set without going blind.
Just kidding about the going blind part.
Explanation:
By doing so you'll be able to identify useful information and through out information you don't need. It's like lets say someone says something about you you know it's not true so you can just ignore it. it also helps with fiction and non fiction stories. :)
Hope this helps.