At the time of the fall of the Western Roman Empire, Christianity had not spread far beyond the cities and towns along the Mediterranean coast. Priests and monks traveled across the Alps to northern Europe as missionaries, converting people to Christianity. Monks began and ended their days and prayer. Some cared for the sick or worked copying religious manuscripts when they weren’t doing missionary work.

The monks discussed in the passage above gathered together in
A.
monasteries.
B.
the Hagia Sophia.
C.
The Vatican.
D.
cathedrals.

A. Monasteries.