I think it's El Paso but I could be wrong.
Explanation:
Well if you think about it...
Venus is to _____. (hot)
So they can't land on it.
Mars is _____. (Not nerarly as hot)
So they can land on it.
So missions to Mars is way safer.
Hope this helps! Sorry if it was not what you were looking for ...
B because crust is all living things
The answer is: D. How regions differ from each other