Los sujetos son personas:
Superman, Papá Noel, y Josefa.
It would have to be the United States because they don’t have a official language other than English but many immigrants come over and speak Spanish. Other countries teach English in school so the United States is one of the only country that actually teaches Spanish.
True, conjugation is making the verb agree with the subject
Your translation is : son las nueve y cuarto OR son las nueve y quince
"it is 9:15"