Who is the most responsible for the failure of the revolution in animal farm and why?

In my opinion,
I think Benjamin, the donkey, was most responsible for the "failure of the
revolution." He was old, but he was experienced and educated. He could have given his
talents to the workers of the farm and taught them what was really going on with the Pigs and
all of the injustices that they suffered.  He's a symbol of one of the majorthat I
truly...