In Darkness at Noon,the Fictional Rubashov

In Darkness at Noon,the fictional Rubashov

A) is an anti-Communist peasant who reflects on the irony that peasants were freed from serfdom by the tsar but enserfed again by the Bolsheviks.
B) is an example of the new Soviet man purged of materialism and critical thinking.
C) is an Old Bolshevik who comes to see the atrocities committed by the party in the name of the people but, nonetheless, sacrifices himself for the cause by admitting to bogus charges of committing political crimes.
D) is actually a cleric in disguise who exemplifies the essential religious character of Communism.
E) finally abandons Communism and embraces liberalism after witnessing Communism's atrocities.