Final answer:
Aristotle and Plato were the two theologians involved in the debate. Aristotle supported naturalism, while Plato believed in supernaturalism.
Step-by-step explanation:
The two theologians involved in the debate were Aristotle and Plato. Aristotle was on the side of naturalism, which accepts only the existence of natural beings within our realm. Plato, on the other hand, believed in supernaturalism, accepting the existence of beings beyond or above our natural realm. Their different philosophies have had a significant impact on Western thinking and were incorporated into Christianity in various ways.