If the question is asking you all except which, the answer is "people fled the urban centers because they had become too crowded and unsanitary"
Cause best preserved fossil specimens found anywhere in the world of the lobe-finned fishes that gave rise to the first four legged
They have a strict interperetation. They strictly follow the consitution, taking it word by word. People who have a loose interperetation often allow for more leinency.
About 60% of the world's population died of it and this is going to have terrible consquences to the economy like for example inflation and peasent revolts which some say ended fudelism.