Crete is the best option :)
Women's march on Versailles.
Great Fear.
National Assembly.
Civil Constitution of the Clergy.
Meeting of the Estates General.
Tennis Court Oath.
Those are a list of some of the events.
Some of the similar physical features that Mexico (a country) and Kentucky (a State) shares are: both have borders formed by rivers, and are located over tectonic plates, that make both vulnerable to earthquakes. The main differences are the territory (Mexico almost 750 thousand sq mi whereas Kentucky 40 thousand sq mi), climate, topography, and biodiversity.
Gold, God, and Glory. They went to the new world, America, so they could find new materials, gold being one of them. Then they used Religion as a smoke screen, covering up the real reason why they were there, to steal and obtain gold. They acted as if they were attempting to convert the American Indians over to Christianity. And then glory, they wanted to be praised because of their adventure to the new world.
Due to the deaths of most of the population, "ordinary farm workers, who had been forced into serfdom previously, shot up by 50%. More bullion among a smaller population meant more wealth across all classes and because the same land was in use and it was now plentiful, it resulted in technological advances as well." - Hank Campbell (found at Science20.com)
About a third of the clergy fell to the Black Death, making answer a. unlikely.
I never found any information stating Peasants migrated into cities for medical care, making answer b. unlikely.
Lower classes benefited from the Black Death economically, therefore c. is my final answer.
Doctors at this time knew nothing about how to cure disease, they also made little to none advancements. Answer d. is very wrong.