The fall of the Roman Empire and its division resulted in what effect on the Christian church?

A: the church became a more organized religion that spread north in Europe and in North Africa.

B: the church became more aggressive in converting nonbelievers in places where monasteries were located.

C: the church grew smaller as a result of disputes over the authority of the Roman emperor.

D: the church split into east-west schism to form the Roman Catholic Church and the Orthodox Church.