Answer:
You study for the exam in the library, it is correct.
Step-by-step explanation:
The selected option is correct since the library (la biblioteca in Spanish) is a place designed to study due to the quietness of the place and the tables, chairs, couches that it has to sit comfortably, and not get distracted.
The sentence in Spanish would we estudio para el examen en la biblioteca, which means I study for the exam in the library.