I would say go with number 4
I believe the answer is the urban workers and peasants.
Lowell, Massachusetts was founded in the early 1820s because for many of the mill girls, employment brought a sense of freedom.
Christianity was a threat to Roman rulers because B) Christians refused to worship Roman gods.
As you already know, Christianity has only one God, whereas Roman gods were numerous.
Until they die. A monarch rules until they die, get deposed, or step down