Answer: ISLAM
Explanation: Despite the frequent clashes of these two faith systems, it would be unfair to concentrate solely on the negative aspects of their impact on history. Islam and Christianity both have had many positive effects on the world's cultures. Much of the world's understanding of medicine, astronomy, and mathematics has roots in Islam. Islam's impact on art and architecture is no less impressive. It was the Muslim culture that preserved much of the ancient Greek literature.
TRUST ME ITS CORRECT, GOT IT RIGHT
