The author believes that a religious explanation for the war in Northern Ireland is ______.

A．historically, we have created an "us" versus "them" society
B．humans have had a natural disinclination toward formal grouping
C．the First World War is an example of how man has always avoided domination
D．the emotional origin of the war in Ireland is lost in time

A．Wily Human Armies Are Formed
B．Man' s Anger Against the World
C．The Human Capacity for Rage
D．Early Straggles of Angry Mail