Before the Renaissance, an early advocate of the study of classical texts was
A. William Wycliffe.
B. Saint Thomas Aquinas.
C. Hildegard of Bingen.
D. Saint Francis of Assisi.

Before the Renaissance, an early advocate of the study of classical texts was

B. Saint Thomas Aquinas.

Explanation:

Before the Renaissance appeared int he middle ages the study of the epics and the original classical texts had stopped and most had been lost to Europe for a long time.

During this time though there were some proponents who wanted the world to go back to these ideals again and employ them in their modern life one of which was  Saint Thomas Aquinas. who worked in the 13th century.

His work was in theology and he was a proponent on classical theology and using classical methods of philosophy to justify god.