I'm pretty sure you would put "Leo" in the blank space because the verb "leer" means to read and the sentence prior to the blank space says "the magazine 'Cosas (or Things)' is my favorite. I read it every month. Hope this helps!
Answer:
A.) Las botas me cuesta mucho dinero.
"What can a citizen do if i detect a building in danger of collapse???"
Que cantidad de luz solar hace que la planta de arveja cresca los mas?
