B.their uses for medicinal purposes I think. Not 100% sure.
It would be Austria and Hungary since Franz was gonna be the new leader
In a unitary government the central government holds all the power. In a federal government the power is divided between the central government and lower levels of government (provinces or states). In a confederate government most of the power rests in the states.'
Hope this helps :)
It seems like a European man trying to take over many countries. The hands signalize routes they are taking. The words further explain what they are trying to aim for with imperialism.