i need asap on this question

The factory system of the early-19th century caused a) a decrease in farm production. b) an increase in rural population. c) an increase in urban population. d) high unemployment in other areas.

Poland a: nato b: warsaw pact c: not a member of either alliance

Otto von bismarck once said that a great war might someday be caused by some damed foolish thing in the balkans was he right, explain