Answer:
están is the correct form
The tour guide is who they asked
It's asking what size does Carlos need. Small medium or large, in the text look for where it says Chico, mediano, or grande.
What’s the question? If you need translation; Mariana arrived at nine. Beforehand, she reserved the tickets online
English:
My mother is a sweet as roses
She is as bright as the sun
She is a cookbook, full of recipes
She is my mom
She is special to me
Espanol:
Mi madre es una dulce como las rosas.
Ella es tan brillante como el sol.
Ella es un libro de cocina, lleno de recetas.
Ella es mi mama
Ella es especial para mi