The correct answer is: The writers feared getting in trouble and here is the whole reason why:
During this time period war was everywhere as warring nations rose and fell during the Dark Ages
Writers are writing in the context of their time period. During the Medieval period philosophical ideas were many times developed in the Christian church and because of this many of the writers were risking a reprimand from political and religious authorities they tried to protect themselves from persecution by writing in a complex, almost cryptic-like manner. The allegories and commentaries served to conceal their true meaning from the people.
