the civil service stregnthened the han empire because officials were not allowed ro service in their home districts why was this?

A. the needed to understand different parts of the empire to do their jobs successfully
B. they could not then organize with their family and friends against the emperor
C. the emperor encouraged different parts of his empire to have connections
D. they could not then rely on thier family and freinds to help them do their jobs properly

B. they could not then organize with their family and friends against the emperor