Hlo friend good morning​

Need on these last 2 questions on my social studies homework 5 and 6 then i’m done with the homework

The internal combustion engine was an innovation of

What was unification difficult to accomplish in both germany and italy? a.) weaker states we’re attacked by stronger states for control of the emerging nations. b.) major european powers fought to keep independent states under their control. c.) germans and italians did not share common histories and languages.