They are both one of the largest religions in the world. :)
They end slavery because of amendments
Answer:"Christianity and the loss of traditional values. The decline of Rome dovetailed with the spread of Christianity, and some have argued that the rise of a new faith helped contribute to the empire's fall. The Edict of Milan legalized Christianity in 313, and it later became the state religion in 380."
Explanation:
I believe the correct answer is D.