It's a toss-up, but I would go with 3 because it's the most direct way of saying it. However, I also think that choice 2 might be the answer because it is more ideological.
I hope this helps! Good-luck!
Hello, nice to see u here
<em>"Zoos and wildlife parks are places where we can protect species that are in trouble, so they don’t disappear from the Earth completely."</em> This statement shows the author's point of view about why the animals need zoos. And this is the author's point of view of why we need zoos, <em>"Zoos give people the opportunity to see animals in person, often up close, to watch them, realize how alike we are in many ways, to understand them, and to appreciate them." </em>