After the Suppression of the Paris Commune, the Restoration of the French

After the suppression of the Paris Commune, the restoration of the French monarchy was rejected because

A) the political leaders feared further antagonism of the working class.
B) of a controversy about the tricouleur flag.
C) the Bourbons were closely associated with the Catholic Church.
D) a national referendum prohibited it.
E) as a republic, the regime which divides the least is the best.