the fear of darkness is nyctophobia.
:)
Ill say Mexico because of its history and culture, and from my point of view it's the most famous spanish speaking country.
You would use the word it's in place of the words "it is" because it is a contraction.
If you were to say "It is hot outside today!", you would instead say "It's hot outside today!"
Mark as Brainliest, hope I have helped, and have a good day!!!