Which of following is not a method Romans used to unite the diverse people groups living in the Roman Empire?

strong central government
expanded system of roads
common language
Christianity
military force

3 answers

Christianity is not a method that the Romans used to unite the diverse people groups living in the Roman Empire. While Christianity did ultimately spread throughout the empire and became a unifying force in the later years, initially, it was not a tool employed by the Roman government to unify the various cultures and peoples within the empire. The other options listed—strong central government, expanded system of roads, common language, and military force—were strategies actively used by the Romans to promote unity and cohesion among the diverse populations of the empire.

what is the answer

The answer is Christianity. While it later became a unifying force within the empire, it was not used by the Romans as a method to unite the diverse groups living in the Roman Empire during its expansion and governance.