he taught them how to do stuff
Napoleon became a hero in France by consolidating much of the "stray" power that resulted from a wildly unorganized and violent French Revolution--thus making him able to claim that he provided a steady hand when it came to government.
B, Italy.
Italy broke off its' alliance with Germany in 1915 and switched to the Allies.
An exchange system where goods and services are provided for other goods and services without an exchange medium, like money