What Factors Fostered Doctrinal Unity Within Christianity, Even from the Very

Multiple Choice

What factors fostered doctrinal unity within Christianity, even from the very beginning?

A) They shared the same religious roots with one another and with Jesus.
B) They shared the same religious texts with one another and with Jesus.
C) The stories about what Jesus said and did were related and governed by eyewitnesses.
D) All of the above