It would be b because museums have older art
Xavier likes to study, which means the second option, because "Soy intelgente y me gusta estudiar.", means that "I am intelligent and I like to study."
I think is ¿_<span>Cuándo</span>_ eres?
Answer: Mexico, the 5 de mayo is celebrated in honor of the Batalla de puebla (and puebla is a state in Mexico).