Answer:
The correct answer is La ventanilla.
Explanation:
Despite not having the list since it was not included in the question, I can tell you that "billetes" are bought at a "ventanilla".
As long as you have these kinds of exercises, and you have such a list of definitions, the best thing you can do is take a dictionary and look for each of these words there. Once you have the definitions it will be easier for you to find the correct answers.
José es de Guatemala
Yo soy un alumno serio
Nosotros somos amigos buenos
Tu eres cómico
Ellas son profesoras
Ustedes son de Estados Unidos
