I believe the answer would be the last option. A resource has value, and people are willing to pay for it most likely because the resource is scarce. When a resource is not enough or the supply is low as compared to its demand, then most likely that price or value of it would increase.
<u>Rulling an empire with a vastly diverse assortment of people can be very difficult because these people have their own beliefs, cultures, principles and needs which make it really hard for a ruler to respond to and keep the empire together.</u> For instance, Charles VI had to deal with this problem since Crotians, Czechs, Italians, Hungarians, and Germans lived within his territory. He spent most of his reign trying to figure out a way to overcome this problem.
They were both revolutions.
John Brown was an abolitionist who believed that military means would bring an end to the slavery
Explanation:
He was involved in the conflict that arose during the time of bleeding Kansas. There was a huge conflict among the people whether Kansas must be a free or a slave state and the conflicts that arose thereafter turned violent. John brown was an American adversary who believed that slavery can be terminated through violent means and killed five civilians who supported slavery.
This was considered controversial as he resorted to the violent means to end slavery. Only a few slaves and African Americans supported John Brown, later the revolution which is led by him lost its significance. Though he was considered to be a martyr in abolishing slavery he was also considered to be a villain as he resorted to the killing and murdering people who supported slavery.
a method that brings water to crops is pipes