Which factor was common in both western Europe and japan in the dark (middle ages) A) both isolated themselves from foreign contact
B) neither had to worry about uprising
C) neither had monothestic faith
D0 both practiced fuedalism

A

Explanation: if you read about this subject you will find that they are both isolated themselves from foreign contact during the middle dark ages

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.