Will give brainliest. Asap!!!!!!!

Who was Thomas Aquinas?




A.
a thirteenth-century descendant of Charlemagne who used reason and logic to end the Crusades



B.
a thirteenth-century author who used reason and logic to explain Christian beliefs



C.
a thirteenth-century scientist who tried to prove that God did not exist



D.
a thirteenth-century warrior who invaded Palestine to regain control of the Holy Land for Christians