Conversation so far:
Where was Gloria Estefan born?
Gloria Estefan was born into a middle-class household on September 1, 1957 in Havana, Cuba.
Did Gloria Estefan have siblings?
Where did Gloria Estefan go to school?
Gloria Estefan went to college at the University of Miami.

Question: What did she study there?
Self-contained rewrite: What did Gloria Estefan study at the University of Miami?