Christianity Prospered in Urban Areas for All of These Reasons

Christianity prospered in urban areas for all of these reasons except ______________.

A) There was a large enough population to find converts.
B) There were diverse peoples who were dissatisfied with Roman religion.
C) There were Jewish communities who were predisposed to conversion.
D) It was easier to hide covert religious activities in more populous areas.
E) There was significant anti-Semitism in the more rural areas.