The Americans won the Battle of Saratoga due to a few factors. In the British army, General John Burgoyne was coming down into Albany from Canada with his troops, while Sir William Howe was supposed to be coming north from New Jersey and New York City. They were going to surround and defeat the Americans.
http://historymatters.gmu.edu/d/5154#:~:text=In%20an%20atmosphere%20of%20World,and%20resident%20aliens%20from%20Japan. This is the Link to FDR Executive Order 9066
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.
It is inhumane first if you look at it logically all the words mean the same except for boring which does not make sense.
