Which of the Following Accounted for Some of the Difficulties

Which of the following accounted for some of the difficulties in fully unifying Italy?

A) Italy's terrain made travel perilous and tended to isolate regions from one another.
B) A high illiteracy rate, coupled with many dialects, impeded communication.
C) At the time, people from rural areas were known for being the most patriotic, dutifully paying taxes while city dwellers did not.
D) Prussia opposed any movements that supported unification.
E) Major industrial centers had become less important worldwide, making Italians less invested in unification.